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Finding the Third Proportional to 17,546,728 and 27,276,972

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Solution

The third proportional to 17,546,728 and 27,276,972 is: 42,402,959.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,546,728 : 27,276,972 = 27,276,972 : x
  2. Step 2: Convert to fraction form
    17,546,728/27,276,972 = 27,276,972/x
  3. Step 3: Cross multiply
    17,546,728x = 27,276,972 × 27,276,972
  4. Step 4: Simplify right side
    17,546,728x = 744,033,201,488,784
  5. Step 5: Solve for x
    x = 744,033,201,488,784/17,546,728
  6. Step 6: Final answer
    x = 42,402,959.77

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.