Home / 39,391,231.72-54,368,969.79-23,098,956.52

Finding the Fourth Proportional to 39,391,231.72, 54,368,969.79 and 23,098,956.52

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Solution

The fourth proportional to 39,391,231.72, 54,368,969.79 and 23,098,956.52 is: 31,881,878.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,391,231.72 : 54,368,969.79 = 23,098,956.52 : x
  2. Step 2: Convert to fraction form
    39,391,231.72/54,368,969.79 = 23,098,956.52/x
  3. Step 3: Cross multiply
    39,391,231.72x = 54,368,969.79 × 23,098,956.52
  4. Step 4: Simplify right side
    39,391,231.72x = 1,255,866,469,216,403.50
  5. Step 5: Solve for x
    x = 1,255,866,469,216,403.50/39,391,231.72
  6. Step 6: Final answer
    x = 31,881,878.64

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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.