Home / 8,068,469.80-12,102,704.70-7,452,610.60

Finding the Fourth Proportional to 8,068,469.80, 12,102,704.70 and 7,452,610.60

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Solution

The fourth proportional to 8,068,469.80, 12,102,704.70 and 7,452,610.60 is: 11,178,915.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068,469.80 : 12,102,704.70 = 7,452,610.60 : x
  2. Step 2: Convert to fraction form
    8,068,469.80/12,102,704.70 = 7,452,610.60/x
  3. Step 3: Cross multiply
    8,068,469.80x = 12,102,704.70 × 7,452,610.60
  4. Step 4: Simplify right side
    8,068,469.80x = 90,196,745,335,889.81
  5. Step 5: Solve for x
    x = 90,196,745,335,889.81/8,068,469.80
  6. Step 6: Final answer
    x = 11,178,915.90

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Similar ratio
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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.