Home / 22,972,125.90-34,416,198.45-18,689,105.10

Finding the Fourth Proportional to 22,972,125.90, 34,416,198.45 and 18,689,105.10

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Solution

The fourth proportional to 22,972,125.90, 34,416,198.45 and 18,689,105.10 is: 27,999,496.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,972,125.90 : 34,416,198.45 = 18,689,105.10 : x
  2. Step 2: Convert to fraction form
    22,972,125.90/34,416,198.45 = 18,689,105.10/x
  3. Step 3: Cross multiply
    22,972,125.90x = 34,416,198.45 × 18,689,105.10
  4. Step 4: Simplify right side
    22,972,125.90x = 643,207,949,974,507.25
  5. Step 5: Solve for x
    x = 643,207,949,974,507.25/22,972,125.90
  6. Step 6: Final answer
    x = 27,999,496.12

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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.