Home / 11,138,144.10-16,708,818.33-4,224,168.78

Finding the Fourth Proportional to 11,138,144.10, 16,708,818.33 and 4,224,168.78

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Solution

The fourth proportional to 11,138,144.10, 16,708,818.33 and 4,224,168.78 is: 6,336,860.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,138,144.10 : 16,708,818.33 = 4,224,168.78 : x
  2. Step 2: Convert to fraction form
    11,138,144.10/16,708,818.33 = 4,224,168.78/x
  3. Step 3: Cross multiply
    11,138,144.10x = 16,708,818.33 × 4,224,168.78
  4. Step 4: Simplify right side
    11,138,144.10x = 70,580,868,740,277.73
  5. Step 5: Solve for x
    x = 70,580,868,740,277.73/11,138,144.10
  6. Step 6: Final answer
    x = 6,336,860.80

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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.