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Finding the Third Proportional to 12,934,449 and 28,165,257

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Solution

The third proportional to 12,934,449 and 28,165,257 is: 61,330,923.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,934,449 : 28,165,257 = 28,165,257 : x
  2. Step 2: Convert to fraction form
    12,934,449/28,165,257 = 28,165,257/x
  3. Step 3: Cross multiply
    12,934,449x = 28,165,257 × 28,165,257
  4. Step 4: Simplify right side
    12,934,449x = 793,281,701,876,049
  5. Step 5: Solve for x
    x = 793,281,701,876,049/12,934,449
  6. Step 6: Final answer
    x = 61,330,923.48

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.