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Finding the Third Proportional to 7,694,257.50 and 12,007,217.25

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Solution

The third proportional to 7,694,257.50 and 12,007,217.25 is: 18,737,775.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,694,257.50 : 12,007,217.25 = 12,007,217.25 : x
  2. Step 2: Convert to fraction form
    7,694,257.50/12,007,217.25 = 12,007,217.25/x
  3. Step 3: Cross multiply
    7,694,257.50x = 12,007,217.25 × 12,007,217.25
  4. Step 4: Simplify right side
    7,694,257.50x = 144,173,266,088,697.56
  5. Step 5: Solve for x
    x = 144,173,266,088,697.56/7,694,257.50
  6. Step 6: Final answer
    x = 18,737,775.03

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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.