Home / 25,530,295.20-38,314,105.20-17,972,023.20

Finding the Fourth Proportional to 25,530,295.20, 38,314,105.20 and 17,972,023.20

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Solution

The fourth proportional to 25,530,295.20, 38,314,105.20 and 17,972,023.20 is: 26,971,172.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,530,295.20 : 38,314,105.20 = 17,972,023.20 : x
  2. Step 2: Convert to fraction form
    25,530,295.20/38,314,105.20 = 17,972,023.20/x
  3. Step 3: Cross multiply
    25,530,295.20x = 38,314,105.20 × 17,972,023.20
  4. Step 4: Simplify right side
    25,530,295.20x = 688,581,987,541,640.62
  5. Step 5: Solve for x
    x = 688,581,987,541,640.62/25,530,295.20
  6. Step 6: Final answer
    x = 26,971,172.18

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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.