Home / 12,436,064.70-18,654,097.05-8,822,265.90

Finding the Fourth Proportional to 12,436,064.70, 18,654,097.05 and 8,822,265.90

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Solution

The fourth proportional to 12,436,064.70, 18,654,097.05 and 8,822,265.90 is: 13,233,398.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,436,064.70 : 18,654,097.05 = 8,822,265.90 : x
  2. Step 2: Convert to fraction form
    12,436,064.70/18,654,097.05 = 8,822,265.90/x
  3. Step 3: Cross multiply
    12,436,064.70x = 18,654,097.05 × 8,822,265.90
  4. Step 4: Simplify right side
    12,436,064.70x = 164,571,404,299,505.59
  5. Step 5: Solve for x
    x = 164,571,404,299,505.59/12,436,064.70
  6. Step 6: Final answer
    x = 13,233,398.85

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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.