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Finding the Third Proportional to 20,231,880 and 30,348,466.50

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Solution

The third proportional to 20,231,880 and 30,348,466.50 is: 45,523,669.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,231,880 : 30,348,466.50 = 30,348,466.50 : x
  2. Step 2: Convert to fraction form
    20,231,880/30,348,466.50 = 30,348,466.50/x
  3. Step 3: Cross multiply
    20,231,880x = 30,348,466.50 × 30,348,466.50
  4. Step 4: Simplify right side
    20,231,880x = 921,029,418,901,622.25
  5. Step 5: Solve for x
    x = 921,029,418,901,622.25/20,231,880
  6. Step 6: Final answer
    x = 45,523,669.52

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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.