Home / 8,532,067.80-12,798,101.70-5,662,286.40

Finding the Fourth Proportional to 8,532,067.80, 12,798,101.70 and 5,662,286.40

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Solution

The fourth proportional to 8,532,067.80, 12,798,101.70 and 5,662,286.40 is: 8,493,429.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,532,067.80 : 12,798,101.70 = 5,662,286.40 : x
  2. Step 2: Convert to fraction form
    8,532,067.80/12,798,101.70 = 5,662,286.40/x
  3. Step 3: Cross multiply
    8,532,067.80x = 12,798,101.70 × 5,662,286.40
  4. Step 4: Simplify right side
    8,532,067.80x = 72,466,517,201,726.88
  5. Step 5: Solve for x
    x = 72,466,517,201,726.88/8,532,067.80
  6. Step 6: Final answer
    x = 8,493,429.60

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Double scale
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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.