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Finding the Third Proportional to 11,419,803 and 18,746,865

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Solution

The third proportional to 11,419,803 and 18,746,865 is: 30,775,044.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,419,803 : 18,746,865 = 18,746,865 : x
  2. Step 2: Convert to fraction form
    11,419,803/18,746,865 = 18,746,865/x
  3. Step 3: Cross multiply
    11,419,803x = 18,746,865 × 18,746,865
  4. Step 4: Simplify right side
    11,419,803x = 351,444,947,328,225
  5. Step 5: Solve for x
    x = 351,444,947,328,225/11,419,803
  6. Step 6: Final answer
    x = 30,775,044.66

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Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.