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Finding the Third Proportional to 6,396,445 and 13,855,772

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Solution

The third proportional to 6,396,445 and 13,855,772 is: 30,013,924.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,396,445 : 13,855,772 = 13,855,772 : x
  2. Step 2: Convert to fraction form
    6,396,445/13,855,772 = 13,855,772/x
  3. Step 3: Cross multiply
    6,396,445x = 13,855,772 × 13,855,772
  4. Step 4: Simplify right side
    6,396,445x = 191,982,417,715,984
  5. Step 5: Solve for x
    x = 191,982,417,715,984/6,396,445
  6. Step 6: Final answer
    x = 30,013,924.57

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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.