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Finding the Third Proportional to 18,411,219 and 27,616,869

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Solution

The third proportional to 18,411,219 and 27,616,869 is: 41,425,364.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,411,219 : 27,616,869 = 27,616,869 : x
  2. Step 2: Convert to fraction form
    18,411,219/27,616,869 = 27,616,869/x
  3. Step 3: Cross multiply
    18,411,219x = 27,616,869 × 27,616,869
  4. Step 4: Simplify right side
    18,411,219x = 762,691,453,363,161
  5. Step 5: Solve for x
    x = 762,691,453,363,161/18,411,219
  6. Step 6: Final answer
    x = 41,425,364.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.