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Finding the Third Proportional to 3,818,240 and 8,234,240

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Solution

The third proportional to 3,818,240 and 8,234,240 is: 17,757,581.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818,240 : 8,234,240 = 8,234,240 : x
  2. Step 2: Convert to fraction form
    3,818,240/8,234,240 = 8,234,240/x
  3. Step 3: Cross multiply
    3,818,240x = 8,234,240 × 8,234,240
  4. Step 4: Simplify right side
    3,818,240x = 67,802,708,377,600
  5. Step 5: Solve for x
    x = 67,802,708,377,600/3,818,240
  6. Step 6: Final answer
    x = 17,757,581.60

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.