Home / 8,176,067.80-12,264,101.70-7,560,208.60

Finding the Fourth Proportional to 8,176,067.80, 12,264,101.70 and 7,560,208.60

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Solution

The fourth proportional to 8,176,067.80, 12,264,101.70 and 7,560,208.60 is: 11,340,312.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176,067.80 : 12,264,101.70 = 7,560,208.60 : x
  2. Step 2: Convert to fraction form
    8,176,067.80/12,264,101.70 = 7,560,208.60/x
  3. Step 3: Cross multiply
    8,176,067.80x = 12,264,101.70 × 7,560,208.60
  4. Step 4: Simplify right side
    8,176,067.80x = 92,719,167,143,614.61
  5. Step 5: Solve for x
    x = 92,719,167,143,614.61/8,176,067.80
  6. Step 6: Final answer
    x = 11,340,312.90

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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.