Finding the Fourth Proportional to 7,451,381.44, 10,283,027.71 and 4,098,680.26
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Solution
The fourth proportional to 7,451,381.44, 10,283,027.71 and 4,098,680.26 is: 5,656,245.49
Step by Step Solution
- Step 1: Write the proportion equation
7,451,381.44 : 10,283,027.71 = 4,098,680.26 : x - Step 2: Convert to fraction form
7,451,381.44/10,283,027.71 = 4,098,680.26/x - Step 3: Cross multiply
7,451,381.44x = 10,283,027.71 × 4,098,680.26 - Step 4: Simplify right side
7,451,381.44x = 42,146,842,688,010.01 - Step 5: Solve for x
x = 42,146,842,688,010.01/7,451,381.44 - Step 6: Final answer
x = 5,656,245.49
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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.