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Finding the Third Proportional to 9,918,112 and 15,319,344

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Solution

The third proportional to 9,918,112 and 15,319,344 is: 23,661,993.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,918,112 : 15,319,344 = 15,319,344 : x
  2. Step 2: Convert to fraction form
    9,918,112/15,319,344 = 15,319,344/x
  3. Step 3: Cross multiply
    9,918,112x = 15,319,344 × 15,319,344
  4. Step 4: Simplify right side
    9,918,112x = 234,682,300,590,336
  5. Step 5: Solve for x
    x = 234,682,300,590,336/9,918,112
  6. Step 6: Final answer
    x = 23,661,993.39

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.