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Finding the Third Proportional to 21,277,380 and 33,697,380

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Solution

The third proportional to 21,277,380 and 33,697,380 is: 53,367,163.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,277,380 : 33,697,380 = 33,697,380 : x
  2. Step 2: Convert to fraction form
    21,277,380/33,697,380 = 33,697,380/x
  3. Step 3: Cross multiply
    21,277,380x = 33,697,380 × 33,697,380
  4. Step 4: Simplify right side
    21,277,380x = 1,135,513,418,864,400
  5. Step 5: Solve for x
    x = 1,135,513,418,864,400/21,277,380
  6. Step 6: Final answer
    x = 53,367,163.57

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.