Home / 25,242,287.75-34,834,356.38-13,639,850.88

Finding the Fourth Proportional to 25,242,287.75, 34,834,356.38 and 13,639,850.88

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Solution

The fourth proportional to 25,242,287.75, 34,834,356.38 and 13,639,850.88 is: 18,822,993.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,242,287.75 : 34,834,356.38 = 13,639,850.88 : x
  2. Step 2: Convert to fraction form
    25,242,287.75/34,834,356.38 = 13,639,850.88/x
  3. Step 3: Cross multiply
    25,242,287.75x = 34,834,356.38 × 13,639,850.88
  4. Step 4: Simplify right side
    25,242,287.75x = 475,135,426,455,777.38
  5. Step 5: Solve for x
    x = 475,135,426,455,777.38/25,242,287.75
  6. Step 6: Final answer
    x = 18,822,993.83

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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.