Home / 6,396,351.12-8,826,111.81-4,107,611.88

Finding the Fourth Proportional to 6,396,351.12, 8,826,111.81 and 4,107,611.88

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Solution

The fourth proportional to 6,396,351.12, 8,826,111.81 and 4,107,611.88 is: 5,667,956.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,396,351.12 : 8,826,111.81 = 4,107,611.88 : x
  2. Step 2: Convert to fraction form
    6,396,351.12/8,826,111.81 = 4,107,611.88/x
  3. Step 3: Cross multiply
    6,396,351.12x = 8,826,111.81 × 4,107,611.88
  4. Step 4: Simplify right side
    6,396,351.12x = 36,254,241,724,964.30
  5. Step 5: Solve for x
    x = 36,254,241,724,964.30/6,396,351.12
  6. Step 6: Final answer
    x = 5,667,956.78

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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.