Home / 12,096,507.60-18,144,761.40-8,317,371.60

Finding the Fourth Proportional to 12,096,507.60, 18,144,761.40 and 8,317,371.60

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Solution

The fourth proportional to 12,096,507.60, 18,144,761.40 and 8,317,371.60 is: 12,476,057.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,507.60 : 18,144,761.40 = 8,317,371.60 : x
  2. Step 2: Convert to fraction form
    12,096,507.60/18,144,761.40 = 8,317,371.60/x
  3. Step 3: Cross multiply
    12,096,507.60x = 18,144,761.40 × 8,317,371.60
  4. Step 4: Simplify right side
    12,096,507.60x = 150,916,723,157,136.22
  5. Step 5: Solve for x
    x = 150,916,723,157,136.22/12,096,507.60
  6. Step 6: Final answer
    x = 12,476,057.40

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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.