Home / 6,146,305.80-8,481,679.78-3,392,934.12

Finding the Fourth Proportional to 6,146,305.80, 8,481,679.78 and 3,392,934.12

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Solution

The fourth proportional to 6,146,305.80, 8,481,679.78 and 3,392,934.12 is: 4,682,126.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,146,305.80 : 8,481,679.78 = 3,392,934.12 : x
  2. Step 2: Convert to fraction form
    6,146,305.80/8,481,679.78 = 3,392,934.12/x
  3. Step 3: Cross multiply
    6,146,305.80x = 8,481,679.78 × 3,392,934.12
  4. Step 4: Simplify right side
    6,146,305.80x = 28,777,780,720,476.09
  5. Step 5: Solve for x
    x = 28,777,780,720,476.09/6,146,305.80
  6. Step 6: Final answer
    x = 4,682,126.41

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Double scale
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1.5x scale

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.