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Finding the Third Proportional to 3,591,669 and 7,980,501

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Solution

The third proportional to 3,591,669 and 7,980,501 is: 17,732,256.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591,669 : 7,980,501 = 7,980,501 : x
  2. Step 2: Convert to fraction form
    3,591,669/7,980,501 = 7,980,501/x
  3. Step 3: Cross multiply
    3,591,669x = 7,980,501 × 7,980,501
  4. Step 4: Simplify right side
    3,591,669x = 63,688,396,211,001
  5. Step 5: Solve for x
    x = 63,688,396,211,001/3,591,669
  6. Step 6: Final answer
    x = 17,732,256.57

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.