Home / 55,987,876.80-83,981,815.20-15,598,360.80

Finding the Fourth Proportional to 55,987,876.80, 83,981,815.20 and 15,598,360.80

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Solution

The fourth proportional to 55,987,876.80, 83,981,815.20 and 15,598,360.80 is: 23,397,541.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,987,876.80 : 83,981,815.20 = 15,598,360.80 : x
  2. Step 2: Convert to fraction form
    55,987,876.80/83,981,815.20 = 15,598,360.80/x
  3. Step 3: Cross multiply
    55,987,876.80x = 83,981,815.20 × 15,598,360.80
  4. Step 4: Simplify right side
    55,987,876.80x = 1,309,978,654,128,524.25
  5. Step 5: Solve for x
    x = 1,309,978,654,128,524.25/55,987,876.80
  6. Step 6: Final answer
    x = 23,397,541.20

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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.