Home / 6,071,646.96-8,378,063.16-3,899,132.88

Finding the Fourth Proportional to 6,071,646.96, 8,378,063.16 and 3,899,132.88

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Solution

The fourth proportional to 6,071,646.96, 8,378,063.16 and 3,899,132.88 is: 5,380,283.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,071,646.96 : 8,378,063.16 = 3,899,132.88 : x
  2. Step 2: Convert to fraction form
    6,071,646.96/8,378,063.16 = 3,899,132.88/x
  3. Step 3: Cross multiply
    6,071,646.96x = 8,378,063.16 × 3,899,132.88
  4. Step 4: Simplify right side
    6,071,646.96x = 32,667,181,537,872.70
  5. Step 5: Solve for x
    x = 32,667,181,537,872.70/6,071,646.96
  6. Step 6: Final answer
    x = 5,380,283.43

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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.