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Finding the Third Proportional to 21,661,976 and 47,575,714

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Solution

The third proportional to 21,661,976 and 47,575,714 is: 104,489,477.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,661,976 : 47,575,714 = 47,575,714 : x
  2. Step 2: Convert to fraction form
    21,661,976/47,575,714 = 47,575,714/x
  3. Step 3: Cross multiply
    21,661,976x = 47,575,714 × 47,575,714
  4. Step 4: Simplify right side
    21,661,976x = 2,263,448,562,609,796
  5. Step 5: Solve for x
    x = 2,263,448,562,609,796/21,661,976
  6. Step 6: Final answer
    x = 104,489,477.90

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.