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Finding the Third Proportional to 15,917,810 and 34,106,860

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Solution

The third proportional to 15,917,810 and 34,106,860 is: 73,080,272.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,917,810 : 34,106,860 = 34,106,860 : x
  2. Step 2: Convert to fraction form
    15,917,810/34,106,860 = 34,106,860/x
  3. Step 3: Cross multiply
    15,917,810x = 34,106,860 × 34,106,860
  4. Step 4: Simplify right side
    15,917,810x = 1,163,277,899,059,600
  5. Step 5: Solve for x
    x = 1,163,277,899,059,600/15,917,810
  6. Step 6: Final answer
    x = 73,080,272.92

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.