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Finding the Third Proportional to 18,467,780 and 27,598,308

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Solution

The third proportional to 18,467,780 and 27,598,308 is: 41,242,997.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,467,780 : 27,598,308 = 27,598,308 : x
  2. Step 2: Convert to fraction form
    18,467,780/27,598,308 = 27,598,308/x
  3. Step 3: Cross multiply
    18,467,780x = 27,598,308 × 27,598,308
  4. Step 4: Simplify right side
    18,467,780x = 761,666,604,462,864
  5. Step 5: Solve for x
    x = 761,666,604,462,864/18,467,780
  6. Step 6: Final answer
    x = 41,242,997.50

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.