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Finding the Third Proportional to 4,892,682 and 10,415,221

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Solution

The third proportional to 4,892,682 and 10,415,221 is: 22,171,240.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892,682 : 10,415,221 = 10,415,221 : x
  2. Step 2: Convert to fraction form
    4,892,682/10,415,221 = 10,415,221/x
  3. Step 3: Cross multiply
    4,892,682x = 10,415,221 × 10,415,221
  4. Step 4: Simplify right side
    4,892,682x = 108,476,828,478,841
  5. Step 5: Solve for x
    x = 108,476,828,478,841/4,892,682
  6. Step 6: Final answer
    x = 22,171,240.33

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.