Home / 11,171,105.20-16,756,657.80-5,502,401.20

Finding the Fourth Proportional to 11,171,105.20, 16,756,657.80 and 5,502,401.20

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Solution

The fourth proportional to 11,171,105.20, 16,756,657.80 and 5,502,401.20 is: 8,253,601.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,171,105.20 : 16,756,657.80 = 5,502,401.20 : x
  2. Step 2: Convert to fraction form
    11,171,105.20/16,756,657.80 = 5,502,401.20/x
  3. Step 3: Cross multiply
    11,171,105.20x = 16,756,657.80 × 5,502,401.20
  4. Step 4: Simplify right side
    11,171,105.20x = 92,201,853,986,709.38
  5. Step 5: Solve for x
    x = 92,201,853,986,709.38/11,171,105.20
  6. Step 6: Final answer
    x = 8,253,601.80

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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.