Home / 12,097,244.70-18,145,867.05-8,265,231.90

Finding the Fourth Proportional to 12,097,244.70, 18,145,867.05 and 8,265,231.90

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Solution

The fourth proportional to 12,097,244.70, 18,145,867.05 and 8,265,231.90 is: 12,397,847.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,244.70 : 18,145,867.05 = 8,265,231.90 : x
  2. Step 2: Convert to fraction form
    12,097,244.70/18,145,867.05 = 8,265,231.90/x
  3. Step 3: Cross multiply
    12,097,244.70x = 18,145,867.05 × 8,265,231.90
  4. Step 4: Simplify right side
    12,097,244.70x = 149,979,799,194,818.91
  5. Step 5: Solve for x
    x = 149,979,799,194,818.91/12,097,244.70
  6. Step 6: Final answer
    x = 12,397,847.85

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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.