Home / 6,138,753.14-8,471,628.24-3,385,480.52

Finding the Fourth Proportional to 6,138,753.14, 8,471,628.24 and 3,385,480.52

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Solution

The fourth proportional to 6,138,753.14, 8,471,628.24 and 3,385,480.52 is: 4,672,045.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,138,753.14 : 8,471,628.24 = 3,385,480.52 : x
  2. Step 2: Convert to fraction form
    6,138,753.14/8,471,628.24 = 3,385,480.52/x
  3. Step 3: Cross multiply
    6,138,753.14x = 8,471,628.24 × 3,385,480.52
  4. Step 4: Simplify right side
    6,138,753.14x = 28,680,532,379,201.89
  5. Step 5: Solve for x
    x = 28,680,532,379,201.89/6,138,753.14
  6. Step 6: Final answer
    x = 4,672,045.24

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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.