Home / 15,141,600.50-20,895,302.39-8,266,082.56

Finding the Fourth Proportional to 15,141,600.50, 20,895,302.39 and 8,266,082.56

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Solution

The fourth proportional to 15,141,600.50, 20,895,302.39 and 8,266,082.56 is: 11,407,135.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,141,600.50 : 20,895,302.39 = 8,266,082.56 : x
  2. Step 2: Convert to fraction form
    15,141,600.50/20,895,302.39 = 8,266,082.56/x
  3. Step 3: Cross multiply
    15,141,600.50x = 20,895,302.39 × 8,266,082.56
  4. Step 4: Simplify right side
    15,141,600.50x = 172,722,294,640,332.25
  5. Step 5: Solve for x
    x = 172,722,294,640,332.25/15,141,600.50
  6. Step 6: Final answer
    x = 11,407,135.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.