Home / 8,167,851.60-12,251,777.40-7,795,842.90

Finding the Fourth Proportional to 8,167,851.60, 12,251,777.40 and 7,795,842.90

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Solution

The fourth proportional to 8,167,851.60, 12,251,777.40 and 7,795,842.90 is: 11,693,764.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167,851.60 : 12,251,777.40 = 7,795,842.90 : x
  2. Step 2: Convert to fraction form
    8,167,851.60/12,251,777.40 = 7,795,842.90/x
  3. Step 3: Cross multiply
    8,167,851.60x = 12,251,777.40 × 7,795,842.90
  4. Step 4: Simplify right side
    8,167,851.60x = 95,512,931,856,170.47
  5. Step 5: Solve for x
    x = 95,512,931,856,170.47/8,167,851.60
  6. Step 6: Final answer
    x = 11,693,764.35

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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.