Home / 22,731,042.80-34,096,564.20-13,643,401.70

Finding the Fourth Proportional to 22,731,042.80, 34,096,564.20 and 13,643,401.70

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Solution

The fourth proportional to 22,731,042.80, 34,096,564.20 and 13,643,401.70 is: 20,465,102.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,731,042.80 : 34,096,564.20 = 13,643,401.70 : x
  2. Step 2: Convert to fraction form
    22,731,042.80/34,096,564.20 = 13,643,401.70/x
  3. Step 3: Cross multiply
    22,731,042.80x = 34,096,564.20 × 13,643,401.70
  4. Step 4: Simplify right side
    22,731,042.80x = 465,193,121,970,439.12
  5. Step 5: Solve for x
    x = 465,193,121,970,439.12/22,731,042.80
  6. Step 6: Final answer
    x = 20,465,102.55

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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.