Finding the Fourth Proportional to 64,434,121.05, 88,937,824.29 and 42,110,465.28
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Solution
The fourth proportional to 64,434,121.05, 88,937,824.29 and 42,110,465.28 is: 58,124,687.68
Step by Step Solution
- Step 1: Write the proportion equation
64,434,121.05 : 88,937,824.29 = 42,110,465.28 : x - Step 2: Convert to fraction form
64,434,121.05/88,937,824.29 = 42,110,465.28/x - Step 3: Cross multiply
64,434,121.05x = 88,937,824.29 × 42,110,465.28 - Step 4: Simplify right side
64,434,121.05x = 3,745,213,161,842,786 - Step 5: Solve for x
x = 3,745,213,161,842,786/64,434,121.05 - Step 6: Final answer
x = 58,124,687.68
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.