Home / 10,628,793.90-15,943,190.85-8,503,029.90

Finding the Fourth Proportional to 10,628,793.90, 15,943,190.85 and 8,503,029.90

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Solution

The fourth proportional to 10,628,793.90, 15,943,190.85 and 8,503,029.90 is: 12,754,544.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,628,793.90 : 15,943,190.85 = 8,503,029.90 : x
  2. Step 2: Convert to fraction form
    10,628,793.90/15,943,190.85 = 8,503,029.90/x
  3. Step 3: Cross multiply
    10,628,793.90x = 15,943,190.85 × 8,503,029.90
  4. Step 4: Simplify right side
    10,628,793.90x = 135,565,428,498,956.42
  5. Step 5: Solve for x
    x = 135,565,428,498,956.42/10,628,793.90
  6. Step 6: Final answer
    x = 12,754,544.85

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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.