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Finding the Third Proportional to 21,255,201 and 44,397,420

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Solution

The third proportional to 21,255,201 and 44,397,420 is: 92,736,403.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,255,201 : 44,397,420 = 44,397,420 : x
  2. Step 2: Convert to fraction form
    21,255,201/44,397,420 = 44,397,420/x
  3. Step 3: Cross multiply
    21,255,201x = 44,397,420 × 44,397,420
  4. Step 4: Simplify right side
    21,255,201x = 1,971,130,902,656,400
  5. Step 5: Solve for x
    x = 1,971,130,902,656,400/21,255,201
  6. Step 6: Final answer
    x = 92,736,403.79

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.