Home / 20,251,785.32-30,374,251.68-5,675,350.04

Finding the Fourth Proportional to 20,251,785.32, 30,374,251.68 and 5,675,350.04

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Solution

The fourth proportional to 20,251,785.32, 30,374,251.68 and 5,675,350.04 is: 8,512,064.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,251,785.32 : 30,374,251.68 = 5,675,350.04 : x
  2. Step 2: Convert to fraction form
    20,251,785.32/30,374,251.68 = 5,675,350.04/x
  3. Step 3: Cross multiply
    20,251,785.32x = 30,374,251.68 × 5,675,350.04
  4. Step 4: Simplify right side
    20,251,785.32x = 172,384,510,487,058.06
  5. Step 5: Solve for x
    x = 172,384,510,487,058.06/20,251,785.32
  6. Step 6: Final answer
    x = 8,512,064.88

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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.