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Finding the Fourth Proportional to 6,373,109.80, 8,794,930.89 and 3,794,899.24

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Solution

The fourth proportional to 6,373,109.80, 8,794,930.89 and 3,794,899.24 is: 5,236,984.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,373,109.80 : 8,794,930.89 = 3,794,899.24 : x
  2. Step 2: Convert to fraction form
    6,373,109.80/8,794,930.89 = 3,794,899.24/x
  3. Step 3: Cross multiply
    6,373,109.80x = 8,794,930.89 × 3,794,899.24
  4. Step 4: Simplify right side
    6,373,109.80x = 33,375,876,550,313.53
  5. Step 5: Solve for x
    x = 33,375,876,550,313.53/6,373,109.80
  6. Step 6: Final answer
    x = 5,236,984.39

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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.