Home / 8,693,500.80-13,040,251.20-7,630,618.80

Finding the Fourth Proportional to 8,693,500.80, 13,040,251.20 and 7,630,618.80

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Solution

The fourth proportional to 8,693,500.80, 13,040,251.20 and 7,630,618.80 is: 11,445,928.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693,500.80 : 13,040,251.20 = 7,630,618.80 : x
  2. Step 2: Convert to fraction form
    8,693,500.80/13,040,251.20 = 7,630,618.80/x
  3. Step 3: Cross multiply
    8,693,500.80x = 13,040,251.20 × 7,630,618.80
  4. Step 4: Simplify right side
    8,693,500.80x = 99,505,185,963,442.55
  5. Step 5: Solve for x
    x = 99,505,185,963,442.55/8,693,500.80
  6. Step 6: Final answer
    x = 11,445,928.20

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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.