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Finding the Third Proportional to 18,291,174 and 39,011,628

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Solution

The third proportional to 18,291,174 and 39,011,628 is: 83,204,452.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,291,174 : 39,011,628 = 39,011,628 : x
  2. Step 2: Convert to fraction form
    18,291,174/39,011,628 = 39,011,628/x
  3. Step 3: Cross multiply
    18,291,174x = 39,011,628 × 39,011,628
  4. Step 4: Simplify right side
    18,291,174x = 1,521,907,119,210,384
  5. Step 5: Solve for x
    x = 1,521,907,119,210,384/18,291,174
  6. Step 6: Final answer
    x = 83,204,452.55

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.