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Finding the Third Proportional to 3,847,000 and 8,360,722

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Solution

The third proportional to 3,847,000 and 8,360,722 is: 18,170,437.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,000 : 8,360,722 = 8,360,722 : x
  2. Step 2: Convert to fraction form
    3,847,000/8,360,722 = 8,360,722/x
  3. Step 3: Cross multiply
    3,847,000x = 8,360,722 × 8,360,722
  4. Step 4: Simplify right side
    3,847,000x = 69,901,672,361,284
  5. Step 5: Solve for x
    x = 69,901,672,361,284/3,847,000
  6. Step 6: Final answer
    x = 18,170,437.32

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.