Home / 10,023,028.11-13,824,632.14-9,198,757.53

Finding the Fourth Proportional to 10,023,028.11, 13,824,632.14 and 9,198,757.53

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Solution

The fourth proportional to 10,023,028.11, 13,824,632.14 and 9,198,757.53 is: 12,687,726.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,023,028.11 : 13,824,632.14 = 9,198,757.53 : x
  2. Step 2: Convert to fraction form
    10,023,028.11/13,824,632.14 = 9,198,757.53/x
  3. Step 3: Cross multiply
    10,023,028.11x = 13,824,632.14 × 9,198,757.53
  4. Step 4: Simplify right side
    10,023,028.11x = 127,169,438,974,308.11
  5. Step 5: Solve for x
    x = 127,169,438,974,308.11/10,023,028.11
  6. Step 6: Final answer
    x = 12,687,726.46

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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.