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Finding the Third Proportional to 3,021,750 and 6,490,728

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Solution

The third proportional to 3,021,750 and 6,490,728 is: 13,942,103.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,750 : 6,490,728 = 6,490,728 : x
  2. Step 2: Convert to fraction form
    3,021,750/6,490,728 = 6,490,728/x
  3. Step 3: Cross multiply
    3,021,750x = 6,490,728 × 6,490,728
  4. Step 4: Simplify right side
    3,021,750x = 42,129,549,969,984
  5. Step 5: Solve for x
    x = 42,129,549,969,984/3,021,750
  6. Step 6: Final answer
    x = 13,942,103.08

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.