Home / 29,720,840.74-41,015,057.31-16,667,819.42

Finding the Fourth Proportional to 29,720,840.74, 41,015,057.31 and 16,667,819.42

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Solution

The fourth proportional to 29,720,840.74, 41,015,057.31 and 16,667,819.42 is: 23,001,757.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,720,840.74 : 41,015,057.31 = 16,667,819.42 : x
  2. Step 2: Convert to fraction form
    29,720,840.74/41,015,057.31 = 16,667,819.42/x
  3. Step 3: Cross multiply
    29,720,840.74x = 41,015,057.31 × 16,667,819.42
  4. Step 4: Simplify right side
    29,720,840.74x = 683,631,568,538,955.62
  5. Step 5: Solve for x
    x = 683,631,568,538,955.62/29,720,840.74
  6. Step 6: Final answer
    x = 23,001,757.41

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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.