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Finding the Third Proportional to 36,821,040 and 55,231,560

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Solution

The third proportional to 36,821,040 and 55,231,560 is: 82,847,340

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,821,040 : 55,231,560 = 55,231,560 : x
  2. Step 2: Convert to fraction form
    36,821,040/55,231,560 = 55,231,560/x
  3. Step 3: Cross multiply
    36,821,040x = 55,231,560 × 55,231,560
  4. Step 4: Simplify right side
    36,821,040x = 3,050,525,220,033,600
  5. Step 5: Solve for x
    x = 3,050,525,220,033,600/36,821,040
  6. Step 6: Final answer
    x = 82,847,340

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.