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Finding the Third Proportional to 4,059,508 and 8,731,376

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Solution

The third proportional to 4,059,508 and 8,731,376 is: 18,779,843.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,059,508 : 8,731,376 = 8,731,376 : x
  2. Step 2: Convert to fraction form
    4,059,508/8,731,376 = 8,731,376/x
  3. Step 3: Cross multiply
    4,059,508x = 8,731,376 × 8,731,376
  4. Step 4: Simplify right side
    4,059,508x = 76,236,926,853,376
  5. Step 5: Solve for x
    x = 76,236,926,853,376/4,059,508
  6. Step 6: Final answer
    x = 18,779,843.97

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.