Finding the Fourth Proportional to 54,232,635.24, 74,840,781.06 and 29,452,648.68
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Solution
The fourth proportional to 54,232,635.24, 74,840,781.06 and 29,452,648.68 is: 40,644,516.38
Step by Step Solution
- Step 1: Write the proportion equation
54,232,635.24 : 74,840,781.06 = 29,452,648.68 : x - Step 2: Convert to fraction form
54,232,635.24/74,840,781.06 = 29,452,648.68/x - Step 3: Cross multiply
54,232,635.24x = 74,840,781.06 × 29,452,648.68 - Step 4: Simplify right side
54,232,635.24x = 2,204,259,231,496,978 - Step 5: Solve for x
x = 2,204,259,231,496,978/54,232,635.24 - Step 6: Final answer
x = 40,644,516.38
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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.