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Finding the Third Proportional to 4,263,988.50 and 9,275,069

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Solution

The third proportional to 4,263,988.50 and 9,275,069 is: 20,175,219.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263,988.50 : 9,275,069 = 9,275,069 : x
  2. Step 2: Convert to fraction form
    4,263,988.50/9,275,069 = 9,275,069/x
  3. Step 3: Cross multiply
    4,263,988.50x = 9,275,069 × 9,275,069
  4. Step 4: Simplify right side
    4,263,988.50x = 86,026,904,954,761
  5. Step 5: Solve for x
    x = 86,026,904,954,761/4,263,988.50
  6. Step 6: Final answer
    x = 20,175,219.74

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.