Home / 43,992,445.20-66,004,414.20-18,441,286.80

Finding the Fourth Proportional to 43,992,445.20, 66,004,414.20 and 18,441,286.80

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Solution

The fourth proportional to 43,992,445.20, 66,004,414.20 and 18,441,286.80 is: 27,668,530.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,992,445.20 : 66,004,414.20 = 18,441,286.80 : x
  2. Step 2: Convert to fraction form
    43,992,445.20/66,004,414.20 = 18,441,286.80/x
  3. Step 3: Cross multiply
    43,992,445.20x = 66,004,414.20 × 18,441,286.80
  4. Step 4: Simplify right side
    43,992,445.20x = 1,217,206,332,328,192.75
  5. Step 5: Solve for x
    x = 1,217,206,332,328,192.75/43,992,445.20
  6. Step 6: Final answer
    x = 27,668,530.97

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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.