Home / 4,156,388.11-5,739,777.32-3,929,947.50

Finding the Fourth Proportional to 4,156,388.11, 5,739,777.32 and 3,929,947.50

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Solution

The fourth proportional to 4,156,388.11, 5,739,777.32 and 3,929,947.50 is: 5,427,073.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156,388.11 : 5,739,777.32 = 3,929,947.50 : x
  2. Step 2: Convert to fraction form
    4,156,388.11/5,739,777.32 = 3,929,947.50/x
  3. Step 3: Cross multiply
    4,156,388.11x = 5,739,777.32 × 3,929,947.50
  4. Step 4: Simplify right side
    4,156,388.11x = 22,557,023,515,894.69
  5. Step 5: Solve for x
    x = 22,557,023,515,894.69/4,156,388.11
  6. Step 6: Final answer
    x = 5,427,073.44

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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.