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Finding the Third Proportional to 13,643,923.50 and 19,958,015.25

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Solution

The third proportional to 13,643,923.50 and 19,958,015.25 is: 29,194,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,643,923.50 : 19,958,015.25 = 19,958,015.25 : x
  2. Step 2: Convert to fraction form
    13,643,923.50/19,958,015.25 = 19,958,015.25/x
  3. Step 3: Cross multiply
    13,643,923.50x = 19,958,015.25 × 19,958,015.25
  4. Step 4: Simplify right side
    13,643,923.50x = 398,322,372,719,232.56
  5. Step 5: Solve for x
    x = 398,322,372,719,232.56/13,643,923.50
  6. Step 6: Final answer
    x = 29,194,122.40

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.