Home / 29,720,975.53-41,015,243.34-16,667,954.20

Finding the Fourth Proportional to 29,720,975.53, 41,015,243.34 and 16,667,954.20

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Solution

The fourth proportional to 29,720,975.53, 41,015,243.34 and 16,667,954.20 is: 23,001,943.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,720,975.53 : 41,015,243.34 = 16,667,954.20 : x
  2. Step 2: Convert to fraction form
    29,720,975.53/41,015,243.34 = 16,667,954.20/x
  3. Step 3: Cross multiply
    29,720,975.53x = 41,015,243.34 × 16,667,954.20
  4. Step 4: Simplify right side
    29,720,975.53x = 683,640,197,492,975
  5. Step 5: Solve for x
    x = 683,640,197,492,975/29,720,975.53
  6. Step 6: Final answer
    x = 23,001,943.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.