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Finding the Third Proportional to 21,806,667 and 33,761,541

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Solution

The third proportional to 21,806,667 and 33,761,541 is: 52,270,328.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,806,667 : 33,761,541 = 33,761,541 : x
  2. Step 2: Convert to fraction form
    21,806,667/33,761,541 = 33,761,541/x
  3. Step 3: Cross multiply
    21,806,667x = 33,761,541 × 33,761,541
  4. Step 4: Simplify right side
    21,806,667x = 1,139,841,650,694,681
  5. Step 5: Solve for x
    x = 1,139,841,650,694,681/21,806,667
  6. Step 6: Final answer
    x = 52,270,328.64

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.