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Finding the Third Proportional to 21,552,447 and 47,055,327

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Solution

The third proportional to 21,552,447 and 47,055,327 is: 102,735,610.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,552,447 : 47,055,327 = 47,055,327 : x
  2. Step 2: Convert to fraction form
    21,552,447/47,055,327 = 47,055,327/x
  3. Step 3: Cross multiply
    21,552,447x = 47,055,327 × 47,055,327
  4. Step 4: Simplify right side
    21,552,447x = 2,214,203,799,076,929
  5. Step 5: Solve for x
    x = 2,214,203,799,076,929/21,552,447
  6. Step 6: Final answer
    x = 102,735,610.44

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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.