Home / 8,489,791.53-11,716,200.61-4,769,279.62

Finding the Fourth Proportional to 8,489,791.53, 11,716,200.61 and 4,769,279.62

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Solution

The fourth proportional to 8,489,791.53, 11,716,200.61 and 4,769,279.62 is: 6,581,767.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,489,791.53 : 11,716,200.61 = 4,769,279.62 : x
  2. Step 2: Convert to fraction form
    8,489,791.53/11,716,200.61 = 4,769,279.62/x
  3. Step 3: Cross multiply
    8,489,791.53x = 11,716,200.61 × 4,769,279.62
  4. Step 4: Simplify right side
    8,489,791.53x = 55,877,836,795,826.62
  5. Step 5: Solve for x
    x = 55,877,836,795,826.62/8,489,791.53
  6. Step 6: Final answer
    x = 6,581,767.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.