Home / 8,198,286.60-12,289,199.92-2,803,247.36

Finding the Fourth Proportional to 8,198,286.60, 12,289,199.92 and 2,803,247.36

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Solution

The fourth proportional to 8,198,286.60, 12,289,199.92 and 2,803,247.36 is: 4,202,056.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,198,286.60 : 12,289,199.92 = 2,803,247.36 : x
  2. Step 2: Convert to fraction form
    8,198,286.60/12,289,199.92 = 2,803,247.36/x
  3. Step 3: Cross multiply
    8,198,286.60x = 12,289,199.92 × 2,803,247.36
  4. Step 4: Simplify right side
    8,198,286.60x = 34,449,667,232,252.21
  5. Step 5: Solve for x
    x = 34,449,667,232,252.21/8,198,286.60
  6. Step 6: Final answer
    x = 4,202,056.96

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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.