Home / 6,512,109.20-9,768,163.80-3,327,059.60

Finding the Fourth Proportional to 6,512,109.20, 9,768,163.80 and 3,327,059.60

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Solution

The fourth proportional to 6,512,109.20, 9,768,163.80 and 3,327,059.60 is: 4,990,589.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,512,109.20 : 9,768,163.80 = 3,327,059.60 : x
  2. Step 2: Convert to fraction form
    6,512,109.20/9,768,163.80 = 3,327,059.60/x
  3. Step 3: Cross multiply
    6,512,109.20x = 9,768,163.80 × 3,327,059.60
  4. Step 4: Simplify right side
    6,512,109.20x = 32,499,263,145,162.48
  5. Step 5: Solve for x
    x = 32,499,263,145,162.48/6,512,109.20
  6. Step 6: Final answer
    x = 4,990,589.40

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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.