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Finding the Third Proportional to 7,105,127.78 and 15,416,219.48

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Solution

The third proportional to 7,105,127.78 and 15,416,219.48 is: 33,449,056.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,127.78 : 15,416,219.48 = 15,416,219.48 : x
  2. Step 2: Convert to fraction form
    7,105,127.78/15,416,219.48 = 15,416,219.48/x
  3. Step 3: Cross multiply
    7,105,127.78x = 15,416,219.48 × 15,416,219.48
  4. Step 4: Simplify right side
    7,105,127.78x = 237,659,823,009,776.12
  5. Step 5: Solve for x
    x = 237,659,823,009,776.12/7,105,127.78
  6. Step 6: Final answer
    x = 33,449,056.83

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.