Home / 18,468,645.43-25,489,262.55-10,627,996.54

Finding the Fourth Proportional to 18,468,645.43, 25,489,262.55 and 10,627,996.54

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Solution

The fourth proportional to 18,468,645.43, 25,489,262.55 and 10,627,996.54 is: 14,668,092.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468,645.43 : 25,489,262.55 = 10,627,996.54 : x
  2. Step 2: Convert to fraction form
    18,468,645.43/25,489,262.55 = 10,627,996.54/x
  3. Step 3: Cross multiply
    18,468,645.43x = 25,489,262.55 × 10,627,996.54
  4. Step 4: Simplify right side
    18,468,645.43x = 270,899,794,188,551.56
  5. Step 5: Solve for x
    x = 270,899,794,188,551.56/18,468,645.43
  6. Step 6: Final answer
    x = 14,668,092.21

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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.