Home / 15,111,125.11-22,664,473.17-7,432,708.90

Finding the Fourth Proportional to 15,111,125.11, 22,664,473.17 and 7,432,708.90

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Solution

The fourth proportional to 15,111,125.11, 22,664,473.17 and 7,432,708.90 is: 11,147,974.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,111,125.11 : 22,664,473.17 = 7,432,708.90 : x
  2. Step 2: Convert to fraction form
    15,111,125.11/22,664,473.17 = 7,432,708.90/x
  3. Step 3: Cross multiply
    15,111,125.11x = 22,664,473.17 × 7,432,708.90
  4. Step 4: Simplify right side
    15,111,125.11x = 168,458,431,359,936.38
  5. Step 5: Solve for x
    x = 168,458,431,359,936.38/15,111,125.11
  6. Step 6: Final answer
    x = 11,147,974.10

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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.