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Finding the Third Proportional to 18,101,072 and 39,034,576

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Solution

The third proportional to 18,101,072 and 39,034,576 is: 84,177,231.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,101,072 : 39,034,576 = 39,034,576 : x
  2. Step 2: Convert to fraction form
    18,101,072/39,034,576 = 39,034,576/x
  3. Step 3: Cross multiply
    18,101,072x = 39,034,576 × 39,034,576
  4. Step 4: Simplify right side
    18,101,072x = 1,523,698,123,499,776
  5. Step 5: Solve for x
    x = 1,523,698,123,499,776/18,101,072
  6. Step 6: Final answer
    x = 84,177,231.24

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.