Home / 13,780,049.62-20,656,179.39-8,666,134.27

Finding the Fourth Proportional to 13,780,049.62, 20,656,179.39 and 8,666,134.27

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Solution

The fourth proportional to 13,780,049.62, 20,656,179.39 and 8,666,134.27 is: 12,990,462.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,780,049.62 : 20,656,179.39 = 8,666,134.27 : x
  2. Step 2: Convert to fraction form
    13,780,049.62/20,656,179.39 = 8,666,134.27/x
  3. Step 3: Cross multiply
    13,780,049.62x = 20,656,179.39 × 8,666,134.27
  4. Step 4: Simplify right side
    13,780,049.62x = 179,009,224,098,946.69
  5. Step 5: Solve for x
    x = 179,009,224,098,946.69/13,780,049.62
  6. Step 6: Final answer
    x = 12,990,462.95

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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.