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Finding the Third Proportional to 3,485,669 and 5,280,668

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Solution

The third proportional to 3,485,669 and 5,280,668 is: 8,000,029.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,669 : 5,280,668 = 5,280,668 : x
  2. Step 2: Convert to fraction form
    3,485,669/5,280,668 = 5,280,668/x
  3. Step 3: Cross multiply
    3,485,669x = 5,280,668 × 5,280,668
  4. Step 4: Simplify right side
    3,485,669x = 27,885,454,526,224
  5. Step 5: Solve for x
    x = 27,885,454,526,224/3,485,669
  6. Step 6: Final answer
    x = 8,000,029.41

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.