Download a Free Balloon Loan Payment Calculator for Excel. Calculate the balloon payment and amortization schedule for variaous loans.Loan amortization schedule. 3. 4, Enter values, Loan summary. Calculate the monthly payments, total interest, and the amount of the balloon payment for a simple loan using this Excel spreadsheet template. 6. Alumnm, graduates and non-graduates and seniors In active chapters are eltg1ble tOt this enrollment.