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Finding the Third Proportional to 8,606,997.56 and 18,185,473.13

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Solution

The third proportional to 8,606,997.56 and 18,185,473.13 is: 38,423,553.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,606,997.56 : 18,185,473.13 = 18,185,473.13 : x
  2. Step 2: Convert to fraction form
    8,606,997.56/18,185,473.13 = 18,185,473.13/x
  3. Step 3: Cross multiply
    8,606,997.56x = 18,185,473.13 × 18,185,473.13
  4. Step 4: Simplify right side
    8,606,997.56x = 330,711,432,780,097.25
  5. Step 5: Solve for x
    x = 330,711,432,780,097.25/8,606,997.56
  6. Step 6: Final answer
    x = 38,423,553.67

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.