Finding the Fourth Proportional to 54,609,863.24, 75,361,608.38 and 29,491,970.35
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Solution
The fourth proportional to 54,609,863.24, 75,361,608.38 and 29,491,970.35 is: 40,698,917.52
Step by Step Solution
- Step 1: Write the proportion equation
54,609,863.24 : 75,361,608.38 = 29,491,970.35 : x - Step 2: Convert to fraction form
54,609,863.24/75,361,608.38 = 29,491,970.35/x - Step 3: Cross multiply
54,609,863.24x = 75,361,608.38 × 29,491,970.35 - Step 4: Simplify right side
54,609,863.24x = 2,222,562,319,732,008 - Step 5: Solve for x
x = 2,222,562,319,732,008/54,609,863.24 - Step 6: Final answer
x = 40,698,917.52
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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.