Home / 54,763,571.70-75,570,732.24-29,978,964.90

Finding the Fourth Proportional to 54,763,571.70, 75,570,732.24 and 29,978,964.90

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Solution

The fourth proportional to 54,763,571.70, 75,570,732.24 and 29,978,964.90 is: 41,369,331.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,763,571.70 : 75,570,732.24 = 29,978,964.90 : x
  2. Step 2: Convert to fraction form
    54,763,571.70/75,570,732.24 = 29,978,964.90/x
  3. Step 3: Cross multiply
    54,763,571.70x = 75,570,732.24 × 29,978,964.90
  4. Step 4: Simplify right side
    54,763,571.70x = 2,265,532,329,290,258
  5. Step 5: Solve for x
    x = 2,265,532,329,290,258/54,763,571.70
  6. Step 6: Final answer
    x = 41,369,331.09

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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.