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Finding the Third Proportional to 3,994,913.50 and 8,737,211

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Solution

The third proportional to 3,994,913.50 and 8,737,211 is: 19,109,013.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994,913.50 : 8,737,211 = 8,737,211 : x
  2. Step 2: Convert to fraction form
    3,994,913.50/8,737,211 = 8,737,211/x
  3. Step 3: Cross multiply
    3,994,913.50x = 8,737,211 × 8,737,211
  4. Step 4: Simplify right side
    3,994,913.50x = 76,338,856,058,521
  5. Step 5: Solve for x
    x = 76,338,856,058,521/3,994,913.50
  6. Step 6: Final answer
    x = 19,109,013.51

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.