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Finding the Third Proportional to 4,643,630 and 7,175,589

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Solution

The third proportional to 4,643,630 and 7,175,589 is: 11,088,109.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643,630 : 7,175,589 = 7,175,589 : x
  2. Step 2: Convert to fraction form
    4,643,630/7,175,589 = 7,175,589/x
  3. Step 3: Cross multiply
    4,643,630x = 7,175,589 × 7,175,589
  4. Step 4: Simplify right side
    4,643,630x = 51,489,077,496,921
  5. Step 5: Solve for x
    x = 51,489,077,496,921/4,643,630
  6. Step 6: Final answer
    x = 11,088,109.41

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.