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Finding the Third Proportional to 21,827,690 and 36,377,290

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Solution

The third proportional to 21,827,690 and 36,377,290 is: 60,625,161.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,827,690 : 36,377,290 = 36,377,290 : x
  2. Step 2: Convert to fraction form
    21,827,690/36,377,290 = 36,377,290/x
  3. Step 3: Cross multiply
    21,827,690x = 36,377,290 × 36,377,290
  4. Step 4: Simplify right side
    21,827,690x = 1,323,307,227,744,100
  5. Step 5: Solve for x
    x = 1,323,307,227,744,100/21,827,690
  6. Step 6: Final answer
    x = 60,625,161.33

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.