Home / 11,787,553.40-17,681,330.10-4,214,766.20

Finding the Fourth Proportional to 11,787,553.40, 17,681,330.10 and 4,214,766.20

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Solution

The fourth proportional to 11,787,553.40, 17,681,330.10 and 4,214,766.20 is: 6,322,149.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,787,553.40 : 17,681,330.10 = 4,214,766.20 : x
  2. Step 2: Convert to fraction form
    11,787,553.40/17,681,330.10 = 4,214,766.20/x
  3. Step 3: Cross multiply
    11,787,553.40x = 17,681,330.10 × 4,214,766.20
  4. Step 4: Simplify right side
    11,787,553.40x = 74,522,672,476,522.62
  5. Step 5: Solve for x
    x = 74,522,672,476,522.62/11,787,553.40
  6. Step 6: Final answer
    x = 6,322,149.30

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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.