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Finding the Third Proportional to 3,295,820 and 7,220,023

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Solution

The third proportional to 3,295,820 and 7,220,023 is: 15,816,619.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295,820 : 7,220,023 = 7,220,023 : x
  2. Step 2: Convert to fraction form
    3,295,820/7,220,023 = 7,220,023/x
  3. Step 3: Cross multiply
    3,295,820x = 7,220,023 × 7,220,023
  4. Step 4: Simplify right side
    3,295,820x = 52,128,732,120,529
  5. Step 5: Solve for x
    x = 52,128,732,120,529/3,295,820
  6. Step 6: Final answer
    x = 15,816,619.88

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.