Home / 20,229,849.30-30,344,773.95-11,726,793.30

Finding the Fourth Proportional to 20,229,849.30, 30,344,773.95 and 11,726,793.30

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Solution

The fourth proportional to 20,229,849.30, 30,344,773.95 and 11,726,793.30 is: 17,590,189.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,229,849.30 : 30,344,773.95 = 11,726,793.30 : x
  2. Step 2: Convert to fraction form
    20,229,849.30/30,344,773.95 = 11,726,793.30/x
  3. Step 3: Cross multiply
    20,229,849.30x = 30,344,773.95 × 11,726,793.30
  4. Step 4: Simplify right side
    20,229,849.30x = 355,846,891,846,874.56
  5. Step 5: Solve for x
    x = 355,846,891,846,874.56/20,229,849.30
  6. Step 6: Final answer
    x = 17,590,189.95

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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.