Home / 12,004,998.08-18,002,176.32-8,625,033.92

Finding the Fourth Proportional to 12,004,998.08, 18,002,176.32 and 8,625,033.92

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Solution

The fourth proportional to 12,004,998.08, 18,002,176.32 and 8,625,033.92 is: 12,933,728.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,004,998.08 : 18,002,176.32 = 8,625,033.92 : x
  2. Step 2: Convert to fraction form
    12,004,998.08/18,002,176.32 = 8,625,033.92/x
  3. Step 3: Cross multiply
    12,004,998.08x = 18,002,176.32 × 8,625,033.92
  4. Step 4: Simplify right side
    12,004,998.08x = 155,269,381,393,820.78
  5. Step 5: Solve for x
    x = 155,269,381,393,820.78/12,004,998.08
  6. Step 6: Final answer
    x = 12,933,728.13

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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.