Home / 71,342,197.29-98,452,736.15-38,747,149.29

Finding the Fourth Proportional to 71,342,197.29, 98,452,736.15 and 38,747,149.29

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Solution

The fourth proportional to 71,342,197.29, 98,452,736.15 and 38,747,149.29 is: 53,471,339.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,342,197.29 : 98,452,736.15 = 38,747,149.29 : x
  2. Step 2: Convert to fraction form
    71,342,197.29/98,452,736.15 = 38,747,149.29/x
  3. Step 3: Cross multiply
    71,342,197.29x = 98,452,736.15 × 38,747,149.29
  4. Step 4: Simplify right side
    71,342,197.29x = 3,814,762,865,419,294
  5. Step 5: Solve for x
    x = 3,814,762,865,419,294/71,342,197.29
  6. Step 6: Final answer
    x = 53,471,339.69

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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.