Home / 5,327,679.30-7,992,102.15-5,159,717.70

Finding the Fourth Proportional to 5,327,679.30, 7,992,102.15 and 5,159,717.70

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Solution

The fourth proportional to 5,327,679.30, 7,992,102.15 and 5,159,717.70 is: 7,740,141.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327,679.30 : 7,992,102.15 = 5,159,717.70 : x
  2. Step 2: Convert to fraction form
    5,327,679.30/7,992,102.15 = 5,159,717.70/x
  3. Step 3: Cross multiply
    5,327,679.30x = 7,992,102.15 × 5,159,717.70
  4. Step 4: Simplify right side
    5,327,679.30x = 41,236,990,923,563.05
  5. Step 5: Solve for x
    x = 41,236,990,923,563.05/5,327,679.30
  6. Step 6: Final answer
    x = 7,740,141.36

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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.