Home / 18,149,527.20-27,223,634.70-7,366,523.70

Finding the Fourth Proportional to 18,149,527.20, 27,223,634.70 and 7,366,523.70

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Solution

The fourth proportional to 18,149,527.20, 27,223,634.70 and 7,366,523.70 is: 11,049,519.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149,527.20 : 27,223,634.70 = 7,366,523.70 : x
  2. Step 2: Convert to fraction form
    18,149,527.20/27,223,634.70 = 7,366,523.70/x
  3. Step 3: Cross multiply
    18,149,527.20x = 27,223,634.70 × 7,366,523.70
  4. Step 4: Simplify right side
    18,149,527.20x = 200,543,550,217,692.38
  5. Step 5: Solve for x
    x = 200,543,550,217,692.38/18,149,527.20
  6. Step 6: Final answer
    x = 11,049,519.25

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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.