Home / 15,981,233.56-23,972,071.60-5,198,590.78

Finding the Fourth Proportional to 15,981,233.56, 23,972,071.60 and 5,198,590.78

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Solution

The fourth proportional to 15,981,233.56, 23,972,071.60 and 5,198,590.78 is: 7,797,958.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,981,233.56 : 23,972,071.60 = 5,198,590.78 : x
  2. Step 2: Convert to fraction form
    15,981,233.56/23,972,071.60 = 5,198,590.78/x
  3. Step 3: Cross multiply
    15,981,233.56x = 23,972,071.60 × 5,198,590.78
  4. Step 4: Simplify right side
    15,981,233.56x = 124,620,990,397,259.86
  5. Step 5: Solve for x
    x = 124,620,990,397,259.86/15,981,233.56
  6. Step 6: Final answer
    x = 7,797,958.14

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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.