Home / 13,444,861.20-20,143,234.80-8,177,107.20

Finding the Fourth Proportional to 13,444,861.20, 20,143,234.80 and 8,177,107.20

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Solution

The fourth proportional to 13,444,861.20, 20,143,234.80 and 8,177,107.20 is: 12,251,029.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444,861.20 : 20,143,234.80 = 8,177,107.20 : x
  2. Step 2: Convert to fraction form
    13,444,861.20/20,143,234.80 = 8,177,107.20/x
  3. Step 3: Cross multiply
    13,444,861.20x = 20,143,234.80 × 8,177,107.20
  4. Step 4: Simplify right side
    13,444,861.20x = 164,713,390,314,370.56
  5. Step 5: Solve for x
    x = 164,713,390,314,370.56/13,444,861.20
  6. Step 6: Final answer
    x = 12,251,029.44

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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.