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Finding the Third Proportional to 4,084,376 and 6,783,640

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Solution

The third proportional to 4,084,376 and 6,783,640 is: 11,266,781.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084,376 : 6,783,640 = 6,783,640 : x
  2. Step 2: Convert to fraction form
    4,084,376/6,783,640 = 6,783,640/x
  3. Step 3: Cross multiply
    4,084,376x = 6,783,640 × 6,783,640
  4. Step 4: Simplify right side
    4,084,376x = 46,017,771,649,600
  5. Step 5: Solve for x
    x = 46,017,771,649,600/4,084,376
  6. Step 6: Final answer
    x = 11,266,781.43

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Why These Related Problems?

These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.