Home / 8,101,270.70-12,151,906.05-2,117,638.70

Finding the Fourth Proportional to 8,101,270.70, 12,151,906.05 and 2,117,638.70

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Solution

The fourth proportional to 8,101,270.70, 12,151,906.05 and 2,117,638.70 is: 3,176,458.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101,270.70 : 12,151,906.05 = 2,117,638.70 : x
  2. Step 2: Convert to fraction form
    8,101,270.70/12,151,906.05 = 2,117,638.70/x
  3. Step 3: Cross multiply
    8,101,270.70x = 12,151,906.05 × 2,117,638.70
  4. Step 4: Simplify right side
    8,101,270.70x = 25,733,346,530,244.14
  5. Step 5: Solve for x
    x = 25,733,346,530,244.14/8,101,270.70
  6. Step 6: Final answer
    x = 3,176,458.05

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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.