Home / 31,696,887.60-43,741,866.24-17,948,530.80

Finding the Fourth Proportional to 31,696,887.60, 43,741,866.24 and 17,948,530.80

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Solution

The fourth proportional to 31,696,887.60, 43,741,866.24 and 17,948,530.80 is: 24,769,063.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,696,887.60 : 43,741,866.24 = 17,948,530.80 : x
  2. Step 2: Convert to fraction form
    31,696,887.60/43,741,866.24 = 17,948,530.80/x
  3. Step 3: Cross multiply
    31,696,887.60x = 43,741,866.24 × 17,948,530.80
  4. Step 4: Simplify right side
    31,696,887.60x = 785,102,233,458,120.25
  5. Step 5: Solve for x
    x = 785,102,233,458,120.25/31,696,887.60
  6. Step 6: Final answer
    x = 24,769,063.87

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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.