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Finding the Third Proportional to 8,839,336.50 and 13,637,487.38

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Solution

The third proportional to 8,839,336.50 and 13,637,487.38 is: 21,040,160.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839,336.50 : 13,637,487.38 = 13,637,487.38 : x
  2. Step 2: Convert to fraction form
    8,839,336.50/13,637,487.38 = 13,637,487.38/x
  3. Step 3: Cross multiply
    8,839,336.50x = 13,637,487.38 × 13,637,487.38
  4. Step 4: Simplify right side
    8,839,336.50x = 185,981,061,903,284.38
  5. Step 5: Solve for x
    x = 185,981,061,903,284.38/8,839,336.50
  6. Step 6: Final answer
    x = 21,040,160.87

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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.