Home / 3,400,067.70-5,100,101.55-3,200,613.30

Finding the Fourth Proportional to 3,400,067.70, 5,100,101.55 and 3,200,613.30

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Solution

The fourth proportional to 3,400,067.70, 5,100,101.55 and 3,200,613.30 is: 4,800,919.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400,067.70 : 5,100,101.55 = 3,200,613.30 : x
  2. Step 2: Convert to fraction form
    3,400,067.70/5,100,101.55 = 3,200,613.30/x
  3. Step 3: Cross multiply
    3,400,067.70x = 5,100,101.55 × 3,200,613.30
  4. Step 4: Simplify right side
    3,400,067.70x = 16,323,452,852,280.61
  5. Step 5: Solve for x
    x = 16,323,452,852,280.61/3,400,067.70
  6. Step 6: Final answer
    x = 4,800,919.95

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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.