Home / 8,197,816.80-12,296,725.20-5,753,188.20

Finding the Fourth Proportional to 8,197,816.80, 12,296,725.20 and 5,753,188.20

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Solution

The fourth proportional to 8,197,816.80, 12,296,725.20 and 5,753,188.20 is: 8,629,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197,816.80 : 12,296,725.20 = 5,753,188.20 : x
  2. Step 2: Convert to fraction form
    8,197,816.80/12,296,725.20 = 5,753,188.20/x
  3. Step 3: Cross multiply
    8,197,816.80x = 12,296,725.20 × 5,753,188.20
  4. Step 4: Simplify right side
    8,197,816.80x = 70,745,374,319,282.64
  5. Step 5: Solve for x
    x = 70,745,374,319,282.64/8,197,816.80
  6. Step 6: Final answer
    x = 8,629,782.30

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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.