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Finding the Third Proportional to 21,277,331 and 33,697,308

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Solution

The third proportional to 21,277,331 and 33,697,308 is: 53,367,058.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,277,331 : 33,697,308 = 33,697,308 : x
  2. Step 2: Convert to fraction form
    21,277,331/33,697,308 = 33,697,308/x
  3. Step 3: Cross multiply
    21,277,331x = 33,697,308 × 33,697,308
  4. Step 4: Simplify right side
    21,277,331x = 1,135,508,566,446,864
  5. Step 5: Solve for x
    x = 1,135,508,566,446,864/21,277,331
  6. Step 6: Final answer
    x = 53,367,058.42

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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.