Home / 72,600,802.20-108,901,203.30-27,156,691.80

Finding the Fourth Proportional to 72,600,802.20, 108,901,203.30 and 27,156,691.80

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Solution

The fourth proportional to 72,600,802.20, 108,901,203.30 and 27,156,691.80 is: 40,735,037.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,600,802.20 : 108,901,203.30 = 27,156,691.80 : x
  2. Step 2: Convert to fraction form
    72,600,802.20/108,901,203.30 = 27,156,691.80/x
  3. Step 3: Cross multiply
    72,600,802.20x = 108,901,203.30 × 27,156,691.80
  4. Step 4: Simplify right side
    72,600,802.20x = 2,957,396,414,667,243
  5. Step 5: Solve for x
    x = 2,957,396,414,667,243/72,600,802.20
  6. Step 6: Final answer
    x = 40,735,037.70

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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.