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Finding the Third Proportional to 18,876,520.50 and 29,149,287

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Solution

The third proportional to 18,876,520.50 and 29,149,287 is: 45,012,582.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,876,520.50 : 29,149,287 = 29,149,287 : x
  2. Step 2: Convert to fraction form
    18,876,520.50/29,149,287 = 29,149,287/x
  3. Step 3: Cross multiply
    18,876,520.50x = 29,149,287 × 29,149,287
  4. Step 4: Simplify right side
    18,876,520.50x = 849,680,932,608,369
  5. Step 5: Solve for x
    x = 849,680,932,608,369/18,876,520.50
  6. Step 6: Final answer
    x = 45,012,582.30

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.