Finding the Fourth Proportional to 6,234,652.12, 8,609,761.72 and 5,894,991.12
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Solution
The fourth proportional to 6,234,652.12, 8,609,761.72 and 5,894,991.12 is: 8,140,705.84
Step by Step Solution
- Step 1: Write the proportion equation
6,234,652.12 : 8,609,761.72 = 5,894,991.12 : x - Step 2: Convert to fraction form
6,234,652.12/8,609,761.72 = 5,894,991.12/x - Step 3: Cross multiply
6,234,652.12x = 8,609,761.72 × 5,894,991.12 - Step 4: Simplify right side
6,234,652.12x = 50,754,468,924,371.27 - Step 5: Solve for x
x = 50,754,468,924,371.27/6,234,652.12 - Step 6: Final answer
x = 8,140,705.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.