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Finding the Third Proportional to 21,993.19 and 45,619.03

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Solution

The third proportional to 21,993.19 and 45,619.03 is: 94,624.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,993.19 : 45,619.03 = 45,619.03 : x
  2. Step 2: Convert to fraction form
    21,993.19/45,619.03 = 45,619.03/x
  3. Step 3: Cross multiply
    21,993.19x = 45,619.03 × 45,619.03
  4. Step 4: Simplify right side
    21,993.19x = 2,081,096,012.19
  5. Step 5: Solve for x
    x = 2,081,096,012.19/21,993.19
  6. Step 6: Final answer
    x = 94,624.57

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.