Home / 15,981,451.20-23,972,176.80-7,006,003.20

Finding the Fourth Proportional to 15,981,451.20, 23,972,176.80 and 7,006,003.20

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Solution

The fourth proportional to 15,981,451.20, 23,972,176.80 and 7,006,003.20 is: 10,509,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,981,451.20 : 23,972,176.80 = 7,006,003.20 : x
  2. Step 2: Convert to fraction form
    15,981,451.20/23,972,176.80 = 7,006,003.20/x
  3. Step 3: Cross multiply
    15,981,451.20x = 23,972,176.80 × 7,006,003.20
  4. Step 4: Simplify right side
    15,981,451.20x = 167,949,147,371,765.78
  5. Step 5: Solve for x
    x = 167,949,147,371,765.78/15,981,451.20
  6. Step 6: Final answer
    x = 10,509,004.80

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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.