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Finding the Third Proportional to 6,616,417.78 and 14,409,996.75

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Solution

The third proportional to 6,616,417.78 and 14,409,996.75 is: 31,383,750.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,616,417.78 : 14,409,996.75 = 14,409,996.75 : x
  2. Step 2: Convert to fraction form
    6,616,417.78/14,409,996.75 = 14,409,996.75/x
  3. Step 3: Cross multiply
    6,616,417.78x = 14,409,996.75 × 14,409,996.75
  4. Step 4: Simplify right side
    6,616,417.78x = 207,648,006,335,010.56
  5. Step 5: Solve for x
    x = 207,648,006,335,010.56/6,616,417.78
  6. Step 6: Final answer
    x = 31,383,750.72

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.