Home / 6,142,102.75-8,476,077.97-3,388,961.55

Finding the Fourth Proportional to 6,142,102.75, 8,476,077.97 and 3,388,961.55

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Solution

The fourth proportional to 6,142,102.75, 8,476,077.97 and 3,388,961.55 is: 4,676,753.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142,102.75 : 8,476,077.97 = 3,388,961.55 : x
  2. Step 2: Convert to fraction form
    6,142,102.75/8,476,077.97 = 3,388,961.55/x
  3. Step 3: Cross multiply
    6,142,102.75x = 8,476,077.97 × 3,388,961.55
  4. Step 4: Simplify right side
    6,142,102.75x = 28,725,102,335,132.05
  5. Step 5: Solve for x
    x = 28,725,102,335,132.05/6,142,102.75
  6. Step 6: Final answer
    x = 4,676,753.79

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Double scale
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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.