Finding the Fourth Proportional to 73,680,229.62, 101,676,935.58 and 40,639,769.15
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Solution
The fourth proportional to 73,680,229.62, 101,676,935.58 and 40,639,769.15 is: 56,081,898.92
Step by Step Solution
- Step 1: Write the proportion equation
73,680,229.62 : 101,676,935.58 = 40,639,769.15 : x - Step 2: Convert to fraction form
73,680,229.62/101,676,935.58 = 40,639,769.15/x - Step 3: Cross multiply
73,680,229.62x = 101,676,935.58 × 40,639,769.15 - Step 4: Simplify right side
73,680,229.62x = 4,132,127,190,104,814 - Step 5: Solve for x
x = 4,132,127,190,104,814/73,680,229.62 - Step 6: Final answer
x = 56,081,898.92
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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.