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Finding the Third Proportional to 12,546,217 and 19,179,929

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Solution

The third proportional to 12,546,217 and 19,179,929 is: 29,321,163.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,546,217 : 19,179,929 = 19,179,929 : x
  2. Step 2: Convert to fraction form
    12,546,217/19,179,929 = 19,179,929/x
  3. Step 3: Cross multiply
    12,546,217x = 19,179,929 × 19,179,929
  4. Step 4: Simplify right side
    12,546,217x = 367,869,676,445,041
  5. Step 5: Solve for x
    x = 367,869,676,445,041/12,546,217
  6. Step 6: Final answer
    x = 29,321,163.22

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.