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Finding the Third Proportional to 34,508,380 and 54,128,778

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Solution

The third proportional to 34,508,380 and 54,128,778 is: 84,904,727.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,508,380 : 54,128,778 = 54,128,778 : x
  2. Step 2: Convert to fraction form
    34,508,380/54,128,778 = 54,128,778/x
  3. Step 3: Cross multiply
    34,508,380x = 54,128,778 × 54,128,778
  4. Step 4: Simplify right side
    34,508,380x = 2,929,924,607,773,284
  5. Step 5: Solve for x
    x = 2,929,924,607,773,284/34,508,380
  6. Step 6: Final answer
    x = 84,904,727.71

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.