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Finding the Third Proportional to 21,841,432 and 47,395,580

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Solution

The third proportional to 21,841,432 and 47,395,580 is: 102,847,698.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,841,432 : 47,395,580 = 47,395,580 : x
  2. Step 2: Convert to fraction form
    21,841,432/47,395,580 = 47,395,580/x
  3. Step 3: Cross multiply
    21,841,432x = 47,395,580 × 47,395,580
  4. Step 4: Simplify right side
    21,841,432x = 2,246,341,003,536,400
  5. Step 5: Solve for x
    x = 2,246,341,003,536,400/21,841,432
  6. Step 6: Final answer
    x = 102,847,698.06

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.