Home / 31,248,376.76-43,123,104.84-17,309,945.36

Finding the Fourth Proportional to 31,248,376.76, 43,123,104.84 and 17,309,945.36

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Solution

The fourth proportional to 31,248,376.76, 43,123,104.84 and 17,309,945.36 is: 23,887,915.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,248,376.76 : 43,123,104.84 = 17,309,945.36 : x
  2. Step 2: Convert to fraction form
    31,248,376.76/43,123,104.84 = 17,309,945.36/x
  3. Step 3: Cross multiply
    31,248,376.76x = 43,123,104.84 × 17,309,945.36
  4. Step 4: Simplify right side
    31,248,376.76x = 746,458,588,533,951.62
  5. Step 5: Solve for x
    x = 746,458,588,533,951.62/31,248,376.76
  6. Step 6: Final answer
    x = 23,887,915.66

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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.