Home / 48,454,385.43-72,672,948.37-19,305,781.52

Finding the Fourth Proportional to 48,454,385.43, 72,672,948.37 and 19,305,781.52

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Solution

The fourth proportional to 48,454,385.43, 72,672,948.37 and 19,305,781.52 is: 28,955,233.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,454,385.43 : 72,672,948.37 = 19,305,781.52 : x
  2. Step 2: Convert to fraction form
    48,454,385.43/72,672,948.37 = 19,305,781.52/x
  3. Step 3: Cross multiply
    48,454,385.43x = 72,672,948.37 × 19,305,781.52
  4. Step 4: Simplify right side
    48,454,385.43x = 1,403,008,063,778,878.25
  5. Step 5: Solve for x
    x = 1,403,008,063,778,878.25/48,454,385.43
  6. Step 6: Final answer
    x = 28,955,233.90

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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.