Home / 18,483,380.20-27,726,923.10-6,351,245.80

Finding the Fourth Proportional to 18,483,380.20, 27,726,923.10 and 6,351,245.80

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Solution

The fourth proportional to 18,483,380.20, 27,726,923.10 and 6,351,245.80 is: 9,527,505.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,483,380.20 : 27,726,923.10 = 6,351,245.80 : x
  2. Step 2: Convert to fraction form
    18,483,380.20/27,726,923.10 = 6,351,245.80/x
  3. Step 3: Cross multiply
    18,483,380.20x = 27,726,923.10 × 6,351,245.80
  4. Step 4: Simplify right side
    18,483,380.20x = 176,100,503,885,797.97
  5. Step 5: Solve for x
    x = 176,100,503,885,797.97/18,483,380.20
  6. Step 6: Final answer
    x = 9,527,505.36

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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.