Home / 10,392,704.70-15,589,057.05-8,503,136.70

Finding the Fourth Proportional to 10,392,704.70, 15,589,057.05 and 8,503,136.70

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Solution

The fourth proportional to 10,392,704.70, 15,589,057.05 and 8,503,136.70 is: 12,754,705.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,392,704.70 : 15,589,057.05 = 8,503,136.70 : x
  2. Step 2: Convert to fraction form
    10,392,704.70/15,589,057.05 = 8,503,136.70/x
  3. Step 3: Cross multiply
    10,392,704.70x = 15,589,057.05 × 8,503,136.70
  4. Step 4: Simplify right side
    10,392,704.70x = 132,555,883,120,248.73
  5. Step 5: Solve for x
    x = 132,555,883,120,248.73/10,392,704.70
  6. Step 6: Final answer
    x = 12,754,705.05

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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.