Home / 8,942,842.80-13,414,264.20-7,950,819.60

Finding the Fourth Proportional to 8,942,842.80, 13,414,264.20 and 7,950,819.60

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Solution

The fourth proportional to 8,942,842.80, 13,414,264.20 and 7,950,819.60 is: 11,926,229.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942,842.80 : 13,414,264.20 = 7,950,819.60 : x
  2. Step 2: Convert to fraction form
    8,942,842.80/13,414,264.20 = 7,950,819.60/x
  3. Step 3: Cross multiply
    8,942,842.80x = 13,414,264.20 × 7,950,819.60
  4. Step 4: Simplify right side
    8,942,842.80x = 106,654,394,720,938.31
  5. Step 5: Solve for x
    x = 106,654,394,720,938.31/8,942,842.80
  6. Step 6: Final answer
    x = 11,926,229.40

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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.