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Finding the Third Proportional to 20,202,072 and 30,326,436

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Solution

The third proportional to 20,202,072 and 30,326,436 is: 45,524,672.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,202,072 : 30,326,436 = 30,326,436 : x
  2. Step 2: Convert to fraction form
    20,202,072/30,326,436 = 30,326,436/x
  3. Step 3: Cross multiply
    20,202,072x = 30,326,436 × 30,326,436
  4. Step 4: Simplify right side
    20,202,072x = 919,692,720,462,096
  5. Step 5: Solve for x
    x = 919,692,720,462,096/20,202,072
  6. Step 6: Final answer
    x = 45,524,672.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.