Home / 11,214,019.60-16,821,029.40-9,221,115.85

Finding the Fourth Proportional to 11,214,019.60, 16,821,029.40 and 9,221,115.85

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Solution

The fourth proportional to 11,214,019.60, 16,821,029.40 and 9,221,115.85 is: 13,831,673.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,214,019.60 : 16,821,029.40 = 9,221,115.85 : x
  2. Step 2: Convert to fraction form
    11,214,019.60/16,821,029.40 = 9,221,115.85/x
  3. Step 3: Cross multiply
    11,214,019.60x = 16,821,029.40 × 9,221,115.85
  4. Step 4: Simplify right side
    11,214,019.60x = 155,108,660,813,655.97
  5. Step 5: Solve for x
    x = 155,108,660,813,655.97/11,214,019.60
  6. Step 6: Final answer
    x = 13,831,673.78

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Similar ratio
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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.