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Finding the Third Proportional to 21,330,146 and 34,348,563

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Solution

The third proportional to 21,330,146 and 34,348,563 is: 55,312,503.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,330,146 : 34,348,563 = 34,348,563 : x
  2. Step 2: Convert to fraction form
    21,330,146/34,348,563 = 34,348,563/x
  3. Step 3: Cross multiply
    21,330,146x = 34,348,563 × 34,348,563
  4. Step 4: Simplify right side
    21,330,146x = 1,179,823,780,164,969
  5. Step 5: Solve for x
    x = 1,179,823,780,164,969/21,330,146
  6. Step 6: Final answer
    x = 55,312,503.73

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.