Home / 8,194,711.80-12,292,067.70-7,753,812.60

Finding the Fourth Proportional to 8,194,711.80, 12,292,067.70 and 7,753,812.60

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Solution

The fourth proportional to 8,194,711.80, 12,292,067.70 and 7,753,812.60 is: 11,630,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194,711.80 : 12,292,067.70 = 7,753,812.60 : x
  2. Step 2: Convert to fraction form
    8,194,711.80/12,292,067.70 = 7,753,812.60/x
  3. Step 3: Cross multiply
    8,194,711.80x = 12,292,067.70 × 7,753,812.60
  4. Step 4: Simplify right side
    8,194,711.80x = 95,310,389,412,313.02
  5. Step 5: Solve for x
    x = 95,310,389,412,313.02/8,194,711.80
  6. Step 6: Final answer
    x = 11,630,718.90

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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.