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Finding the Third Proportional to 8,455,282 and 18,106,306

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Solution

The third proportional to 8,455,282 and 18,106,306 is: 38,773,197.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,455,282 : 18,106,306 = 18,106,306 : x
  2. Step 2: Convert to fraction form
    8,455,282/18,106,306 = 18,106,306/x
  3. Step 3: Cross multiply
    8,455,282x = 18,106,306 × 18,106,306
  4. Step 4: Simplify right side
    8,455,282x = 327,838,316,965,636
  5. Step 5: Solve for x
    x = 327,838,316,965,636/8,455,282
  6. Step 6: Final answer
    x = 38,773,197.27

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.