Home / 11,777,550.35-17,666,331.69-3,691,155.78

Finding the Fourth Proportional to 11,777,550.35, 17,666,331.69 and 3,691,155.78

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Solution

The fourth proportional to 11,777,550.35, 17,666,331.69 and 3,691,155.78 is: 5,536,735.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,777,550.35 : 17,666,331.69 = 3,691,155.78 : x
  2. Step 2: Convert to fraction form
    11,777,550.35/17,666,331.69 = 3,691,155.78/x
  3. Step 3: Cross multiply
    11,777,550.35x = 17,666,331.69 × 3,691,155.78
  4. Step 4: Simplify right side
    11,777,550.35x = 65,209,182,328,940.67
  5. Step 5: Solve for x
    x = 65,209,182,328,940.67/11,777,550.35
  6. Step 6: Final answer
    x = 5,536,735.60

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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.