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Finding the Third Proportional to 18,543,882 and 37,611,822

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Solution

The third proportional to 18,543,882 and 37,611,822 is: 76,286,570.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,543,882 : 37,611,822 = 37,611,822 : x
  2. Step 2: Convert to fraction form
    18,543,882/37,611,822 = 37,611,822/x
  3. Step 3: Cross multiply
    18,543,882x = 37,611,822 × 37,611,822
  4. Step 4: Simplify right side
    18,543,882x = 1,414,649,154,159,684
  5. Step 5: Solve for x
    x = 1,414,649,154,159,684/18,543,882
  6. Step 6: Final answer
    x = 76,286,570.10

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.