Home / 54,887,948.43-75,744,654.15-31,366,217.53

Finding the Fourth Proportional to 54,887,948.43, 75,744,654.15 and 31,366,217.53

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Solution

The fourth proportional to 54,887,948.43, 75,744,654.15 and 31,366,217.53 is: 43,284,971.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,887,948.43 : 75,744,654.15 = 31,366,217.53 : x
  2. Step 2: Convert to fraction form
    54,887,948.43/75,744,654.15 = 31,366,217.53/x
  3. Step 3: Cross multiply
    54,887,948.43x = 75,744,654.15 × 31,366,217.53
  4. Step 4: Simplify right side
    54,887,948.43x = 2,375,823,298,803,517.50
  5. Step 5: Solve for x
    x = 2,375,823,298,803,517.50/54,887,948.43
  6. Step 6: Final answer
    x = 43,284,971.78

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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.