Home / 6,512,037.20-9,768,055.80-3,326,987.60

Finding the Fourth Proportional to 6,512,037.20, 9,768,055.80 and 3,326,987.60

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Solution

The fourth proportional to 6,512,037.20, 9,768,055.80 and 3,326,987.60 is: 4,990,481.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,512,037.20 : 9,768,055.80 = 3,326,987.60 : x
  2. Step 2: Convert to fraction form
    6,512,037.20/9,768,055.80 = 3,326,987.60/x
  3. Step 3: Cross multiply
    6,512,037.20x = 9,768,055.80 × 3,326,987.60
  4. Step 4: Simplify right side
    6,512,037.20x = 32,498,200,522,708.08
  5. Step 5: Solve for x
    x = 32,498,200,522,708.08/6,512,037.20
  6. Step 6: Final answer
    x = 4,990,481.40

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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.