In: Finance
| Year | Payment | Interest portion | Principal portion | Loan balance |
| 0 | - | - | - | $57,000.00 |
| 1 | $22,117.91 | $4,560.00 | $17,557.91 | $39,442.09 |
| 2 | $22,117.91 | $3,155.37 | $18,962.54 | $20,479.55 |
| 3 | $22,117.91 | $1,638.36 | $20,479.55 | $0.00 |
| Total | $66,353.73 | $9,353.73 | $57,000.00 |
Therefore, interest paid in the third year is $1,638.36 and total interest paid over the life of the loan is $9,353.73
Excel formulas:

If you want to find yearly payment without using excel, refer the following:
We can use the present value of the annuity formula to find the monthly payment:

Where,
PVA = Present value of the annuity
A = Annuity or payment
i = Interest rate in decimal form
n = Number of years



