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Finding the Third Proportional to 8,531,815 and 12,072,257

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Solution

The third proportional to 8,531,815 and 12,072,257 is: 17,081,874.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,531,815 : 12,072,257 = 12,072,257 : x
  2. Step 2: Convert to fraction form
    8,531,815/12,072,257 = 12,072,257/x
  3. Step 3: Cross multiply
    8,531,815x = 12,072,257 × 12,072,257
  4. Step 4: Simplify right side
    8,531,815x = 145,739,389,074,049
  5. Step 5: Solve for x
    x = 145,739,389,074,049/8,531,815
  6. Step 6: Final answer
    x = 17,081,874.03

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.