Home / 15,209,952.48-20,981,883.60-10,313,517.60

Finding the Fourth Proportional to 15,209,952.48, 20,981,883.60 and 10,313,517.60

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Solution

The fourth proportional to 15,209,952.48, 20,981,883.60 and 10,313,517.60 is: 14,227,330.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,209,952.48 : 20,981,883.60 = 10,313,517.60 : x
  2. Step 2: Convert to fraction form
    15,209,952.48/20,981,883.60 = 10,313,517.60/x
  3. Step 3: Cross multiply
    15,209,952.48x = 20,981,883.60 × 10,313,517.60
  4. Step 4: Simplify right side
    15,209,952.48x = 216,397,025,789,751.38
  5. Step 5: Solve for x
    x = 216,397,025,789,751.38/15,209,952.48
  6. Step 6: Final answer
    x = 14,227,330.83

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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.