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Finding the Third Proportional to 7,987,218 and 17,494,805

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Solution

The third proportional to 7,987,218 and 17,494,805 is: 38,319,750.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,987,218 : 17,494,805 = 17,494,805 : x
  2. Step 2: Convert to fraction form
    7,987,218/17,494,805 = 17,494,805/x
  3. Step 3: Cross multiply
    7,987,218x = 17,494,805 × 17,494,805
  4. Step 4: Simplify right side
    7,987,218x = 306,068,201,988,025
  5. Step 5: Solve for x
    x = 306,068,201,988,025/7,987,218
  6. Step 6: Final answer
    x = 38,319,750.63

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.