Home / 38,400,945.54-57,601,473.75-15,681,842.79

Finding the Fourth Proportional to 38,400,945.54, 57,601,473.75 and 15,681,842.79

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Solution

The fourth proportional to 38,400,945.54, 57,601,473.75 and 15,681,842.79 is: 23,522,786.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,400,945.54 : 57,601,473.75 = 15,681,842.79 : x
  2. Step 2: Convert to fraction form
    38,400,945.54/57,601,473.75 = 15,681,842.79/x
  3. Step 3: Cross multiply
    38,400,945.54x = 57,601,473.75 × 15,681,842.79
  4. Step 4: Simplify right side
    38,400,945.54x = 903,297,255,819,811.75
  5. Step 5: Solve for x
    x = 903,297,255,819,811.75/38,400,945.54
  6. Step 6: Final answer
    x = 23,522,786.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.