Finding the Fourth Proportional to 55,354,607.16, 76,389,354.92 and 29,894,023.96
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Solution
The fourth proportional to 55,354,607.16, 76,389,354.92 and 29,894,023.96 is: 41,253,751.47
Step by Step Solution
- Step 1: Write the proportion equation
55,354,607.16 : 76,389,354.92 = 29,894,023.96 : x - Step 2: Convert to fraction form
55,354,607.16/76,389,354.92 = 29,894,023.96/x - Step 3: Cross multiply
55,354,607.16x = 76,389,354.92 × 29,894,023.96 - Step 4: Simplify right side
55,354,607.16x = 2,283,585,206,267,424 - Step 5: Solve for x
x = 2,283,585,206,267,424/55,354,607.16 - Step 6: Final answer
x = 41,253,751.47
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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.