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Finding the Third Proportional to 18,048,930 and 38,975,061

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Solution

The third proportional to 18,048,930 and 38,975,061 is: 84,163,181.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,048,930 : 38,975,061 = 38,975,061 : x
  2. Step 2: Convert to fraction form
    18,048,930/38,975,061 = 38,975,061/x
  3. Step 3: Cross multiply
    18,048,930x = 38,975,061 × 38,975,061
  4. Step 4: Simplify right side
    18,048,930x = 1,519,055,379,953,721
  5. Step 5: Solve for x
    x = 1,519,055,379,953,721/18,048,930
  6. Step 6: Final answer
    x = 84,163,181.97

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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.