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Finding the Third Proportional to 12,760,200 and 28,000,450

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Solution

The third proportional to 12,760,200 and 28,000,450 is: 61,443,018.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,760,200 : 28,000,450 = 28,000,450 : x
  2. Step 2: Convert to fraction form
    12,760,200/28,000,450 = 28,000,450/x
  3. Step 3: Cross multiply
    12,760,200x = 28,000,450 × 28,000,450
  4. Step 4: Simplify right side
    12,760,200x = 784,025,200,202,500
  5. Step 5: Solve for x
    x = 784,025,200,202,500/12,760,200
  6. Step 6: Final answer
    x = 61,443,018.15

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.