Home / 38,474,342.73-53,093,556.03-21,954,168.36

Finding the Fourth Proportional to 38,474,342.73, 53,093,556.03 and 21,954,168.36

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Solution

The fourth proportional to 38,474,342.73, 53,093,556.03 and 21,954,168.36 is: 30,296,160.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,474,342.73 : 53,093,556.03 = 21,954,168.36 : x
  2. Step 2: Convert to fraction form
    38,474,342.73/53,093,556.03 = 21,954,168.36/x
  3. Step 3: Cross multiply
    38,474,342.73x = 53,093,556.03 × 21,954,168.36
  4. Step 4: Simplify right side
    38,474,342.73x = 1,165,624,867,996,041.25
  5. Step 5: Solve for x
    x = 1,165,624,867,996,041.25/38,474,342.73
  6. Step 6: Final answer
    x = 30,296,160.64

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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.