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Finding the Fourth Proportional to 22,474,892.60, 33,712,338.90 and 15,672,447.80

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Solution

The fourth proportional to 22,474,892.60, 33,712,338.90 and 15,672,447.80 is: 23,508,671.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,474,892.60 : 33,712,338.90 = 15,672,447.80 : x
  2. Step 2: Convert to fraction form
    22,474,892.60/33,712,338.90 = 15,672,447.80/x
  3. Step 3: Cross multiply
    22,474,892.60x = 33,712,338.90 × 15,672,447.80
  4. Step 4: Simplify right side
    22,474,892.60x = 528,354,871,626,159.44
  5. Step 5: Solve for x
    x = 528,354,871,626,159.44/22,474,892.60
  6. Step 6: Final answer
    x = 23,508,671.70

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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.