Home / 8,323,346.70-12,485,020.05-2,644,145.10

Finding the Fourth Proportional to 8,323,346.70, 12,485,020.05 and 2,644,145.10

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Solution

The fourth proportional to 8,323,346.70, 12,485,020.05 and 2,644,145.10 is: 3,966,217.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,323,346.70 : 12,485,020.05 = 2,644,145.10 : x
  2. Step 2: Convert to fraction form
    8,323,346.70/12,485,020.05 = 2,644,145.10/x
  3. Step 3: Cross multiply
    8,323,346.70x = 12,485,020.05 × 2,644,145.10
  4. Step 4: Simplify right side
    8,323,346.70x = 33,012,204,588,609.26
  5. Step 5: Solve for x
    x = 33,012,204,588,609.26/8,323,346.70
  6. Step 6: Final answer
    x = 3,966,217.65

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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.