Home / 31,268,761.71-43,150,895.31-17,331,015.68

Finding the Fourth Proportional to 31,268,761.71, 43,150,895.31 and 17,331,015.68

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Solution

The fourth proportional to 31,268,761.71, 43,150,895.31 and 17,331,015.68 is: 23,916,803.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,268,761.71 : 43,150,895.31 = 17,331,015.68 : x
  2. Step 2: Convert to fraction form
    31,268,761.71/43,150,895.31 = 17,331,015.68/x
  3. Step 3: Cross multiply
    31,268,761.71x = 43,150,895.31 × 17,331,015.68
  4. Step 4: Simplify right side
    31,268,761.71x = 747,848,843,007,894
  5. Step 5: Solve for x
    x = 747,848,843,007,894/31,268,761.71
  6. Step 6: Final answer
    x = 23,916,803.93

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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.