Home / 36,199,248.30-54,298,872.45-19,193,136.30

Finding the Fourth Proportional to 36,199,248.30, 54,298,872.45 and 19,193,136.30

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Solution

The fourth proportional to 36,199,248.30, 54,298,872.45 and 19,193,136.30 is: 28,789,704.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,199,248.30 : 54,298,872.45 = 19,193,136.30 : x
  2. Step 2: Convert to fraction form
    36,199,248.30/54,298,872.45 = 19,193,136.30/x
  3. Step 3: Cross multiply
    36,199,248.30x = 54,298,872.45 × 19,193,136.30
  4. Step 4: Simplify right side
    36,199,248.30x = 1,042,165,659,869,165
  5. Step 5: Solve for x
    x = 1,042,165,659,869,165/36,199,248.30
  6. Step 6: Final answer
    x = 28,789,704.45

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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.