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Finding the Third Proportional to 6,818,485 and 15,150,331

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Solution

The third proportional to 6,818,485 and 15,150,331 is: 33,663,274.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818,485 : 15,150,331 = 15,150,331 : x
  2. Step 2: Convert to fraction form
    6,818,485/15,150,331 = 15,150,331/x
  3. Step 3: Cross multiply
    6,818,485x = 15,150,331 × 15,150,331
  4. Step 4: Simplify right side
    6,818,485x = 229,532,529,409,561
  5. Step 5: Solve for x
    x = 229,532,529,409,561/6,818,485
  6. Step 6: Final answer
    x = 33,663,274.09

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.