Home / 57,992,556.78-80,027,679.78-31,886,891.82

Finding the Fourth Proportional to 57,992,556.78, 80,027,679.78 and 31,886,891.82

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Solution

The fourth proportional to 57,992,556.78, 80,027,679.78 and 31,886,891.82 is: 44,002,784.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,992,556.78 : 80,027,679.78 = 31,886,891.82 : x
  2. Step 2: Convert to fraction form
    57,992,556.78/80,027,679.78 = 31,886,891.82/x
  3. Step 3: Cross multiply
    57,992,556.78x = 80,027,679.78 × 31,886,891.82
  4. Step 4: Simplify right side
    57,992,556.78x = 2,551,833,967,750,461.50
  5. Step 5: Solve for x
    x = 2,551,833,967,750,461.50/57,992,556.78
  6. Step 6: Final answer
    x = 44,002,784.31

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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.