Home / 57,993,738.30-80,029,823.58-31,531,257

Finding the Fourth Proportional to 57,993,738.30, 80,029,823.58 and 31,531,257

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Solution

The fourth proportional to 57,993,738.30, 80,029,823.58 and 31,531,257 is: 43,512,299.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,993,738.30 : 80,029,823.58 = 31,531,257 : x
  2. Step 2: Convert to fraction form
    57,993,738.30/80,029,823.58 = 31,531,257/x
  3. Step 3: Cross multiply
    57,993,738.30x = 80,029,823.58 × 31,531,257
  4. Step 4: Simplify right side
    57,993,738.30x = 2,523,440,934,965,640
  5. Step 5: Solve for x
    x = 2,523,440,934,965,640/57,993,738.30
  6. Step 6: Final answer
    x = 43,512,299.93

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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.