Home / 13,467,612.20-20,201,418.30-13,255,035.80

Finding the Fourth Proportional to 13,467,612.20, 20,201,418.30 and 13,255,035.80

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Solution

The fourth proportional to 13,467,612.20, 20,201,418.30 and 13,255,035.80 is: 19,882,553.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,467,612.20 : 20,201,418.30 = 13,255,035.80 : x
  2. Step 2: Convert to fraction form
    13,467,612.20/20,201,418.30 = 13,255,035.80/x
  3. Step 3: Cross multiply
    13,467,612.20x = 20,201,418.30 × 13,255,035.80
  4. Step 4: Simplify right side
    13,467,612.20x = 267,770,522,777,275.16
  5. Step 5: Solve for x
    x = 267,770,522,777,275.16/13,467,612.20
  6. Step 6: Final answer
    x = 19,882,553.70

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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.