Home / 8,090,819.40-12,136,229.10-2,107,187.40

Finding the Fourth Proportional to 8,090,819.40, 12,136,229.10 and 2,107,187.40

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Solution

The fourth proportional to 8,090,819.40, 12,136,229.10 and 2,107,187.40 is: 3,160,781.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090,819.40 : 12,136,229.10 = 2,107,187.40 : x
  2. Step 2: Convert to fraction form
    8,090,819.40/12,136,229.10 = 2,107,187.40/x
  3. Step 3: Cross multiply
    8,090,819.40x = 12,136,229.10 × 2,107,187.40
  4. Step 4: Simplify right side
    8,090,819.40x = 25,573,309,043,033.34
  5. Step 5: Solve for x
    x = 25,573,309,043,033.34/8,090,819.40
  6. Step 6: Final answer
    x = 3,160,781.10

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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.