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Finding the Third Proportional to 7,989,718 and 17,256,348

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Solution

The third proportional to 7,989,718 and 17,256,348 is: 37,270,595.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,989,718 : 17,256,348 = 17,256,348 : x
  2. Step 2: Convert to fraction form
    7,989,718/17,256,348 = 17,256,348/x
  3. Step 3: Cross multiply
    7,989,718x = 17,256,348 × 17,256,348
  4. Step 4: Simplify right side
    7,989,718x = 297,781,546,297,104
  5. Step 5: Solve for x
    x = 297,781,546,297,104/7,989,718
  6. Step 6: Final answer
    x = 37,270,595.32

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.