Home / 6,770,198.76-9,342,874.28-3,869,651.91

Finding the Fourth Proportional to 6,770,198.76, 9,342,874.28 and 3,869,651.91

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Solution

The fourth proportional to 6,770,198.76, 9,342,874.28 and 3,869,651.91 is: 5,340,119.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,770,198.76 : 9,342,874.28 = 3,869,651.91 : x
  2. Step 2: Convert to fraction form
    6,770,198.76/9,342,874.28 = 3,869,651.91/x
  3. Step 3: Cross multiply
    6,770,198.76x = 9,342,874.28 × 3,869,651.91
  4. Step 4: Simplify right side
    6,770,198.76x = 36,153,671,283,143.62
  5. Step 5: Solve for x
    x = 36,153,671,283,143.62/6,770,198.76
  6. Step 6: Final answer
    x = 5,340,119.63

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Double scale
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1.5x scale

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.