Home / 8,629,105.70-12,943,658.55-8,097,227.30

Finding the Fourth Proportional to 8,629,105.70, 12,943,658.55 and 8,097,227.30

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Solution

The fourth proportional to 8,629,105.70, 12,943,658.55 and 8,097,227.30 is: 12,145,840.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,629,105.70 : 12,943,658.55 = 8,097,227.30 : x
  2. Step 2: Convert to fraction form
    8,629,105.70/12,943,658.55 = 8,097,227.30/x
  3. Step 3: Cross multiply
    8,629,105.70x = 12,943,658.55 × 8,097,227.30
  4. Step 4: Simplify right side
    8,629,105.70x = 104,807,745,372,938.42
  5. Step 5: Solve for x
    x = 104,807,745,372,938.42/8,629,105.70
  6. Step 6: Final answer
    x = 12,145,840.95

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Double scale
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Similar ratio
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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.