Home / 55,331,251.20-82,996,876.80-39,175,444.80

Finding the Fourth Proportional to 55,331,251.20, 82,996,876.80 and 39,175,444.80

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Solution

The fourth proportional to 55,331,251.20, 82,996,876.80 and 39,175,444.80 is: 58,763,167.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,331,251.20 : 82,996,876.80 = 39,175,444.80 : x
  2. Step 2: Convert to fraction form
    55,331,251.20/82,996,876.80 = 39,175,444.80/x
  3. Step 3: Cross multiply
    55,331,251.20x = 82,996,876.80 × 39,175,444.80
  4. Step 4: Simplify right side
    55,331,251.20x = 3,251,439,565,650,800.50
  5. Step 5: Solve for x
    x = 3,251,439,565,650,800.50/55,331,251.20
  6. Step 6: Final answer
    x = 58,763,167.20

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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.