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Finding the Third Proportional to 3,628,840.50 and 5,975,268.75

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Solution

The third proportional to 3,628,840.50 and 5,975,268.75 is: 9,838,910.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628,840.50 : 5,975,268.75 = 5,975,268.75 : x
  2. Step 2: Convert to fraction form
    3,628,840.50/5,975,268.75 = 5,975,268.75/x
  3. Step 3: Cross multiply
    3,628,840.50x = 5,975,268.75 × 5,975,268.75
  4. Step 4: Simplify right side
    3,628,840.50x = 35,703,836,634,726.56
  5. Step 5: Solve for x
    x = 35,703,836,634,726.56/3,628,840.50
  6. Step 6: Final answer
    x = 9,838,910.43

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Why These Related Problems?

These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.