Home / 20,898,463.80-31,347,695.70-16,593,791.70

Finding the Fourth Proportional to 20,898,463.80, 31,347,695.70 and 16,593,791.70

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Solution

The fourth proportional to 20,898,463.80, 31,347,695.70 and 16,593,791.70 is: 24,890,687.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,898,463.80 : 31,347,695.70 = 16,593,791.70 : x
  2. Step 2: Convert to fraction form
    20,898,463.80/31,347,695.70 = 16,593,791.70/x
  3. Step 3: Cross multiply
    20,898,463.80x = 31,347,695.70 × 16,593,791.70
  4. Step 4: Simplify right side
    20,898,463.80x = 520,177,132,720,785.62
  5. Step 5: Solve for x
    x = 520,177,132,720,785.62/20,898,463.80
  6. Step 6: Final answer
    x = 24,890,687.55

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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.