Home / 9,981,913.48-13,775,082.11-5,398,234.85

Finding the Fourth Proportional to 9,981,913.48, 13,775,082.11 and 5,398,234.85

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Solution

The fourth proportional to 9,981,913.48, 13,775,082.11 and 5,398,234.85 is: 7,449,586.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,981,913.48 : 13,775,082.11 = 5,398,234.85 : x
  2. Step 2: Convert to fraction form
    9,981,913.48/13,775,082.11 = 5,398,234.85/x
  3. Step 3: Cross multiply
    9,981,913.48x = 13,775,082.11 × 5,398,234.85
  4. Step 4: Simplify right side
    9,981,913.48x = 74,361,128,321,309.12
  5. Step 5: Solve for x
    x = 74,361,128,321,309.12/9,981,913.48
  6. Step 6: Final answer
    x = 7,449,586.55

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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.