Home / 37,331,284.81-51,517,393.23-21,659,640.70

Finding the Fourth Proportional to 37,331,284.81, 51,517,393.23 and 21,659,640.70

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Solution

The fourth proportional to 37,331,284.81, 51,517,393.23 and 21,659,640.70 is: 29,890,431.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,331,284.81 : 51,517,393.23 = 21,659,640.70 : x
  2. Step 2: Convert to fraction form
    37,331,284.81/51,517,393.23 = 21,659,640.70/x
  3. Step 3: Cross multiply
    37,331,284.81x = 51,517,393.23 × 21,659,640.70
  4. Step 4: Simplify right side
    37,331,284.81x = 1,115,848,227,162,412.38
  5. Step 5: Solve for x
    x = 1,115,848,227,162,412.38/37,331,284.81
  6. Step 6: Final answer
    x = 29,890,431.92

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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.