Home / 8,100,199.38-12,150,310.76-3,307,888.64

Finding the Fourth Proportional to 8,100,199.38, 12,150,310.76 and 3,307,888.64

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Solution

The fourth proportional to 8,100,199.38, 12,150,310.76 and 3,307,888.64 is: 4,961,837.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,100,199.38 : 12,150,310.76 = 3,307,888.64 : x
  2. Step 2: Convert to fraction form
    8,100,199.38/12,150,310.76 = 3,307,888.64/x
  3. Step 3: Cross multiply
    8,100,199.38x = 12,150,310.76 × 3,307,888.64
  4. Step 4: Simplify right side
    8,100,199.38x = 40,191,874,888,558.55
  5. Step 5: Solve for x
    x = 40,191,874,888,558.55/8,100,199.38
  6. Step 6: Final answer
    x = 4,961,837.73

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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.