Home / 8,079,454.80-12,125,791.80-8,016,469.20

Finding the Fourth Proportional to 8,079,454.80, 12,125,791.80 and 8,016,469.20

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Solution

The fourth proportional to 8,079,454.80, 12,125,791.80 and 8,016,469.20 is: 12,031,261.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,079,454.80 : 12,125,791.80 = 8,016,469.20 : x
  2. Step 2: Convert to fraction form
    8,079,454.80/12,125,791.80 = 8,016,469.20/x
  3. Step 3: Cross multiply
    8,079,454.80x = 12,125,791.80 × 8,016,469.20
  4. Step 4: Simplify right side
    8,079,454.80x = 97,206,036,490,312.56
  5. Step 5: Solve for x
    x = 97,206,036,490,312.56/8,079,454.80
  6. Step 6: Final answer
    x = 12,031,261.87

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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.