Finding the Fourth Proportional to 54,393,775.96, 81,539,369.20 and 27,074,239.42
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Solution
The fourth proportional to 54,393,775.96, 81,539,369.20 and 27,074,239.42 is: 40,585,827.42
Step by Step Solution
- Step 1: Write the proportion equation
54,393,775.96 : 81,539,369.20 = 27,074,239.42 : x - Step 2: Convert to fraction form
54,393,775.96/81,539,369.20 = 27,074,239.42/x - Step 3: Cross multiply
54,393,775.96x = 81,539,369.20 × 27,074,239.42 - Step 4: Simplify right side
54,393,775.96x = 2,207,616,403,876,574 - Step 5: Solve for x
x = 2,207,616,403,876,574/54,393,775.96 - Step 6: Final answer
x = 40,585,827.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.