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Finding the Third Proportional to 19,489,736 and 27,247,035

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Solution

The third proportional to 19,489,736 and 27,247,035 is: 38,091,891.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,489,736 : 27,247,035 = 27,247,035 : x
  2. Step 2: Convert to fraction form
    19,489,736/27,247,035 = 27,247,035/x
  3. Step 3: Cross multiply
    19,489,736x = 27,247,035 × 27,247,035
  4. Step 4: Simplify right side
    19,489,736x = 742,400,916,291,225
  5. Step 5: Solve for x
    x = 742,400,916,291,225/19,489,736
  6. Step 6: Final answer
    x = 38,091,891.87

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.