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Finding the Third Proportional to 4,636,550 and 9,958,675

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Solution

The third proportional to 4,636,550 and 9,958,675 is: 21,389,871.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,636,550 : 9,958,675 = 9,958,675 : x
  2. Step 2: Convert to fraction form
    4,636,550/9,958,675 = 9,958,675/x
  3. Step 3: Cross multiply
    4,636,550x = 9,958,675 × 9,958,675
  4. Step 4: Simplify right side
    4,636,550x = 99,175,207,755,625
  5. Step 5: Solve for x
    x = 99,175,207,755,625/4,636,550
  6. Step 6: Final answer
    x = 21,389,871.30

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.