Home / 28,541,452.26-39,387,229.26-15,488,710.92

Finding the Fourth Proportional to 28,541,452.26, 39,387,229.26 and 15,488,710.92

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Solution

The fourth proportional to 28,541,452.26, 39,387,229.26 and 15,488,710.92 is: 21,374,434.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,541,452.26 : 39,387,229.26 = 15,488,710.92 : x
  2. Step 2: Convert to fraction form
    28,541,452.26/39,387,229.26 = 15,488,710.92/x
  3. Step 3: Cross multiply
    28,541,452.26x = 39,387,229.26 × 15,488,710.92
  4. Step 4: Simplify right side
    28,541,452.26x = 610,057,407,947,905.50
  5. Step 5: Solve for x
    x = 610,057,407,947,905.50/28,541,452.26
  6. Step 6: Final answer
    x = 21,374,434.71

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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.