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Finding the Third Proportional to 8,664,846.75 and 12,113,371.13

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Solution

The third proportional to 8,664,846.75 and 12,113,371.13 is: 16,934,374.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664,846.75 : 12,113,371.13 = 12,113,371.13 : x
  2. Step 2: Convert to fraction form
    8,664,846.75/12,113,371.13 = 12,113,371.13/x
  3. Step 3: Cross multiply
    8,664,846.75x = 12,113,371.13 × 12,113,371.13
  4. Step 4: Simplify right side
    8,664,846.75x = 146,733,760,011,983.75
  5. Step 5: Solve for x
    x = 146,733,760,011,983.75/8,664,846.75
  6. Step 6: Final answer
    x = 16,934,374.52

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.