Finding the Fourth Proportional to 5,413,996.18, 8,121,861.18 and 2,175,527.90
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Solution
The fourth proportional to 5,413,996.18, 8,121,861.18 and 2,175,527.90 is: 3,263,640.20
Step by Step Solution
- Step 1: Write the proportion equation
5,413,996.18 : 8,121,861.18 = 2,175,527.90 : x - Step 2: Convert to fraction form
5,413,996.18/8,121,861.18 = 2,175,527.90/x - Step 3: Cross multiply
5,413,996.18x = 8,121,861.18 × 2,175,527.90 - Step 4: Simplify right side
5,413,996.18x = 17,669,335,597,016.92 - Step 5: Solve for x
x = 17,669,335,597,016.92/5,413,996.18 - Step 6: Final answer
x = 3,263,640.20
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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.