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Finding the Third Proportional to 21,981,338 and 33,624,699

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Solution

The third proportional to 21,981,338 and 33,624,699 is: 51,435,466.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,981,338 : 33,624,699 = 33,624,699 : x
  2. Step 2: Convert to fraction form
    21,981,338/33,624,699 = 33,624,699/x
  3. Step 3: Cross multiply
    21,981,338x = 33,624,699 × 33,624,699
  4. Step 4: Simplify right side
    21,981,338x = 1,130,620,382,840,601
  5. Step 5: Solve for x
    x = 1,130,620,382,840,601/21,981,338
  6. Step 6: Final answer
    x = 51,435,466.89

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.