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Finding the Third Proportional to 15,757,766 and 33,869,554

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Solution

The third proportional to 15,757,766 and 33,869,554 is: 72,798,814.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,757,766 : 33,869,554 = 33,869,554 : x
  2. Step 2: Convert to fraction form
    15,757,766/33,869,554 = 33,869,554/x
  3. Step 3: Cross multiply
    15,757,766x = 33,869,554 × 33,869,554
  4. Step 4: Simplify right side
    15,757,766x = 1,147,146,688,158,916
  5. Step 5: Solve for x
    x = 1,147,146,688,158,916/15,757,766
  6. Step 6: Final answer
    x = 72,798,814.77

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.