Home / 11,451,636.80-17,177,455.20-10,891,764.80

Finding the Fourth Proportional to 11,451,636.80, 17,177,455.20 and 10,891,764.80

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Solution

The fourth proportional to 11,451,636.80, 17,177,455.20 and 10,891,764.80 is: 16,337,647.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,451,636.80 : 17,177,455.20 = 10,891,764.80 : x
  2. Step 2: Convert to fraction form
    11,451,636.80/17,177,455.20 = 10,891,764.80/x
  3. Step 3: Cross multiply
    11,451,636.80x = 17,177,455.20 × 10,891,764.80
  4. Step 4: Simplify right side
    11,451,636.80x = 187,092,801,900,936.97
  5. Step 5: Solve for x
    x = 187,092,801,900,936.97/11,451,636.80
  6. Step 6: Final answer
    x = 16,337,647.20

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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.