Home / 22,147,027.20-33,220,540.80-7,786,310.40

Finding the Fourth Proportional to 22,147,027.20, 33,220,540.80 and 7,786,310.40

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Solution

The fourth proportional to 22,147,027.20, 33,220,540.80 and 7,786,310.40 is: 11,679,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,147,027.20 : 33,220,540.80 = 7,786,310.40 : x
  2. Step 2: Convert to fraction form
    22,147,027.20/33,220,540.80 = 7,786,310.40/x
  3. Step 3: Cross multiply
    22,147,027.20x = 33,220,540.80 × 7,786,310.40
  4. Step 4: Simplify right side
    22,147,027.20x = 258,665,442,324,664.34
  5. Step 5: Solve for x
    x = 258,665,442,324,664.34/22,147,027.20
  6. Step 6: Final answer
    x = 11,679,465.60

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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.