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Finding the Third Proportional to 15,917,825 and 34,106,890

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Solution

The third proportional to 15,917,825 and 34,106,890 is: 73,080,332.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,917,825 : 34,106,890 = 34,106,890 : x
  2. Step 2: Convert to fraction form
    15,917,825/34,106,890 = 34,106,890/x
  3. Step 3: Cross multiply
    15,917,825x = 34,106,890 × 34,106,890
  4. Step 4: Simplify right side
    15,917,825x = 1,163,279,945,472,100
  5. Step 5: Solve for x
    x = 1,163,279,945,472,100/15,917,825
  6. Step 6: Final answer
    x = 73,080,332.61

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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.