Home / 27,777,861.20-41,666,791.80-17,028,318.80

Finding the Fourth Proportional to 27,777,861.20, 41,666,791.80 and 17,028,318.80

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Solution

The fourth proportional to 27,777,861.20, 41,666,791.80 and 17,028,318.80 is: 25,542,478.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,777,861.20 : 41,666,791.80 = 17,028,318.80 : x
  2. Step 2: Convert to fraction form
    27,777,861.20/41,666,791.80 = 17,028,318.80/x
  3. Step 3: Cross multiply
    27,777,861.20x = 41,666,791.80 × 17,028,318.80
  4. Step 4: Simplify right side
    27,777,861.20x = 709,515,414,143,625.88
  5. Step 5: Solve for x
    x = 709,515,414,143,625.88/27,777,861.20
  6. Step 6: Final answer
    x = 25,542,478.20

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1.5x scale

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.