Home / 8,067,793.20-12,101,689.80-7,091,516.40

Finding the Fourth Proportional to 8,067,793.20, 12,101,689.80 and 7,091,516.40

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Solution

The fourth proportional to 8,067,793.20, 12,101,689.80 and 7,091,516.40 is: 10,637,274.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067,793.20 : 12,101,689.80 = 7,091,516.40 : x
  2. Step 2: Convert to fraction form
    8,067,793.20/12,101,689.80 = 7,091,516.40/x
  3. Step 3: Cross multiply
    8,067,793.20x = 12,101,689.80 × 7,091,516.40
  4. Step 4: Simplify right side
    8,067,793.20x = 85,819,331,684,412.73
  5. Step 5: Solve for x
    x = 85,819,331,684,412.73/8,067,793.20
  6. Step 6: Final answer
    x = 10,637,274.60

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Similar ratio
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1.5x scale

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.