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Finding the Third Proportional to 12,984,256.50 and 20,262,474

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Solution

The third proportional to 12,984,256.50 and 20,262,474 is: 31,620,436.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,984,256.50 : 20,262,474 = 20,262,474 : x
  2. Step 2: Convert to fraction form
    12,984,256.50/20,262,474 = 20,262,474/x
  3. Step 3: Cross multiply
    12,984,256.50x = 20,262,474 × 20,262,474
  4. Step 4: Simplify right side
    12,984,256.50x = 410,567,852,600,676
  5. Step 5: Solve for x
    x = 410,567,852,600,676/12,984,256.50
  6. Step 6: Final answer
    x = 31,620,436.07

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.