Finding the Fourth Proportional to 56,158,737.28, 84,243,246.72 and 15,768,949.12
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Solution
The fourth proportional to 56,158,737.28, 84,243,246.72 and 15,768,949.12 is: 23,654,867.18
Step by Step Solution
- Step 1: Write the proportion equation
56,158,737.28 : 84,243,246.72 = 15,768,949.12 : x - Step 2: Convert to fraction form
56,158,737.28/84,243,246.72 = 15,768,949.12/x - Step 3: Cross multiply
56,158,737.28x = 84,243,246.72 × 15,768,949.12 - Step 4: Simplify right side
56,158,737.28x = 1,328,427,471,231,286.75 - Step 5: Solve for x
x = 1,328,427,471,231,286.75/56,158,737.28 - Step 6: Final answer
x = 23,654,867.18
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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.