Home / 8,132,108.16-12,195,049.68-2,739,309.60

Finding the Fourth Proportional to 8,132,108.16, 12,195,049.68 and 2,739,309.60

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Solution

The fourth proportional to 8,132,108.16, 12,195,049.68 and 2,739,309.60 is: 4,107,915.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132,108.16 : 12,195,049.68 = 2,739,309.60 : x
  2. Step 2: Convert to fraction form
    8,132,108.16/12,195,049.68 = 2,739,309.60/x
  3. Step 3: Cross multiply
    8,132,108.16x = 12,195,049.68 × 2,739,309.60
  4. Step 4: Simplify right side
    8,132,108.16x = 33,406,016,660,900.93
  5. Step 5: Solve for x
    x = 33,406,016,660,900.93/8,132,108.16
  6. Step 6: Final answer
    x = 4,107,915.93

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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.