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Finding the Third Proportional to 18,277,293 and 40,142,018

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Solution

The third proportional to 18,277,293 and 40,142,018 is: 88,163,034.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,277,293 : 40,142,018 = 40,142,018 : x
  2. Step 2: Convert to fraction form
    18,277,293/40,142,018 = 40,142,018/x
  3. Step 3: Cross multiply
    18,277,293x = 40,142,018 × 40,142,018
  4. Step 4: Simplify right side
    18,277,293x = 1,611,381,609,112,324
  5. Step 5: Solve for x
    x = 1,611,381,609,112,324/18,277,293
  6. Step 6: Final answer
    x = 88,163,034.27

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.