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Finding the Third Proportional to 13,940,859 and 30,361,992

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Solution

The third proportional to 13,940,859 and 30,361,992 is: 66,125,807.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,940,859 : 30,361,992 = 30,361,992 : x
  2. Step 2: Convert to fraction form
    13,940,859/30,361,992 = 30,361,992/x
  3. Step 3: Cross multiply
    13,940,859x = 30,361,992 × 30,361,992
  4. Step 4: Simplify right side
    13,940,859x = 921,850,558,208,064
  5. Step 5: Solve for x
    x = 921,850,558,208,064/13,940,859
  6. Step 6: Final answer
    x = 66,125,807.47

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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.