Home / 36,503,855.28-50,375,321.28-20,206,331.28

Finding the Fourth Proportional to 36,503,855.28, 50,375,321.28 and 20,206,331.28

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Solution

The fourth proportional to 36,503,855.28, 50,375,321.28 and 20,206,331.28 is: 27,884,737.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,503,855.28 : 50,375,321.28 = 20,206,331.28 : x
  2. Step 2: Convert to fraction form
    36,503,855.28/50,375,321.28 = 20,206,331.28/x
  3. Step 3: Cross multiply
    36,503,855.28x = 50,375,321.28 × 20,206,331.28
  4. Step 4: Simplify right side
    36,503,855.28x = 1,017,900,430,120,113.75
  5. Step 5: Solve for x
    x = 1,017,900,430,120,113.75/36,503,855.28
  6. Step 6: Final answer
    x = 27,884,737.72

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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.