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Finding the Third Proportional to 7,917,859 and 16,955,462

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Solution

The third proportional to 7,917,859 and 16,955,462 is: 36,308,766.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,917,859 : 16,955,462 = 16,955,462 : x
  2. Step 2: Convert to fraction form
    7,917,859/16,955,462 = 16,955,462/x
  3. Step 3: Cross multiply
    7,917,859x = 16,955,462 × 16,955,462
  4. Step 4: Simplify right side
    7,917,859x = 287,487,691,633,444
  5. Step 5: Solve for x
    x = 287,487,691,633,444/7,917,859
  6. Step 6: Final answer
    x = 36,308,766.25

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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.