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Finding the Third Proportional to 2,543,683.50 and 5,529,120.75

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Solution

The third proportional to 2,543,683.50 and 5,529,120.75 is: 12,018,467.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543,683.50 : 5,529,120.75 = 5,529,120.75 : x
  2. Step 2: Convert to fraction form
    2,543,683.50/5,529,120.75 = 5,529,120.75/x
  3. Step 3: Cross multiply
    2,543,683.50x = 5,529,120.75 × 5,529,120.75
  4. Step 4: Simplify right side
    2,543,683.50x = 30,571,176,268,080.56
  5. Step 5: Solve for x
    x = 30,571,176,268,080.56/2,543,683.50
  6. Step 6: Final answer
    x = 12,018,467.03

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.