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Finding the Third Proportional to 5,640,838 and 8,593,449

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Solution

The third proportional to 5,640,838 and 8,593,449 is: 13,091,559.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,640,838 : 8,593,449 = 8,593,449 : x
  2. Step 2: Convert to fraction form
    5,640,838/8,593,449 = 8,593,449/x
  3. Step 3: Cross multiply
    5,640,838x = 8,593,449 × 8,593,449
  4. Step 4: Simplify right side
    5,640,838x = 73,847,365,715,601
  5. Step 5: Solve for x
    x = 73,847,365,715,601/5,640,838
  6. Step 6: Final answer
    x = 13,091,559.40

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.