Finding the Fourth Proportional to 72,807,557.28, 109,211,744.19 and 24,285,277.87
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Solution
The fourth proportional to 72,807,557.28, 109,211,744.19 and 24,285,277.87 is: 36,428,052.99
Step by Step Solution
- Step 1: Write the proportion equation
72,807,557.28 : 109,211,744.19 = 24,285,277.87 : x - Step 2: Convert to fraction form
72,807,557.28/109,211,744.19 = 24,285,277.87/x - Step 3: Cross multiply
72,807,557.28x = 109,211,744.19 × 24,285,277.87 - Step 4: Simplify right side
72,807,557.28x = 2,652,237,554,321,508 - Step 5: Solve for x
x = 2,652,237,554,321,508/72,807,557.28 - Step 6: Final answer
x = 36,428,052.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.