Home / 11,002,479.30-16,487,972.55-8,101,205.10

Finding the Fourth Proportional to 11,002,479.30, 16,487,972.55 and 8,101,205.10

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Solution

The fourth proportional to 11,002,479.30, 16,487,972.55 and 8,101,205.10 is: 12,140,213.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002,479.30 : 16,487,972.55 = 8,101,205.10 : x
  2. Step 2: Convert to fraction form
    11,002,479.30/16,487,972.55 = 8,101,205.10/x
  3. Step 3: Cross multiply
    11,002,479.30x = 16,487,972.55 × 8,101,205.10
  4. Step 4: Simplify right side
    11,002,479.30x = 133,572,447,310,720
  5. Step 5: Solve for x
    x = 133,572,447,310,720/11,002,479.30
  6. Step 6: Final answer
    x = 12,140,213.46

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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.