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Finding the Third Proportional to 8,503,467 and 18,142,182

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Solution

The third proportional to 8,503,467 and 18,142,182 is: 38,706,420.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503,467 : 18,142,182 = 18,142,182 : x
  2. Step 2: Convert to fraction form
    8,503,467/18,142,182 = 18,142,182/x
  3. Step 3: Cross multiply
    8,503,467x = 18,142,182 × 18,142,182
  4. Step 4: Simplify right side
    8,503,467x = 329,138,767,721,124
  5. Step 5: Solve for x
    x = 329,138,767,721,124/8,503,467
  6. Step 6: Final answer
    x = 38,706,420.30

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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.