Home / 5,537,132.60-8,305,698.90-3,400,287.80

Finding the Fourth Proportional to 5,537,132.60, 8,305,698.90 and 3,400,287.80

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Solution

The fourth proportional to 5,537,132.60, 8,305,698.90 and 3,400,287.80 is: 5,100,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,537,132.60 : 8,305,698.90 = 3,400,287.80 : x
  2. Step 2: Convert to fraction form
    5,537,132.60/8,305,698.90 = 3,400,287.80/x
  3. Step 3: Cross multiply
    5,537,132.60x = 8,305,698.90 × 3,400,287.80
  4. Step 4: Simplify right side
    5,537,132.60x = 28,241,766,640,143.42
  5. Step 5: Solve for x
    x = 28,241,766,640,143.42/5,537,132.60
  6. Step 6: Final answer
    x = 5,100,431.70

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Similar ratio
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1.5x scale

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.