Home / 8,150,478.20-12,215,219.70-6,247,788.20

Finding the Fourth Proportional to 8,150,478.20, 12,215,219.70 and 6,247,788.20

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Solution

The fourth proportional to 8,150,478.20, 12,215,219.70 and 6,247,788.20 is: 9,363,635.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,150,478.20 : 12,215,219.70 = 6,247,788.20 : x
  2. Step 2: Convert to fraction form
    8,150,478.20/12,215,219.70 = 6,247,788.20/x
  3. Step 3: Cross multiply
    8,150,478.20x = 12,215,219.70 × 6,247,788.20
  4. Step 4: Simplify right side
    8,150,478.20x = 76,318,105,502,067.53
  5. Step 5: Solve for x
    x = 76,318,105,502,067.53/8,150,478.20
  6. Step 6: Final answer
    x = 9,363,635.31

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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.