Home / 8,216,157.56-12,325,357.85-3,422,725.81

Finding the Fourth Proportional to 8,216,157.56, 12,325,357.85 and 3,422,725.81

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Solution

The fourth proportional to 8,216,157.56, 12,325,357.85 and 3,422,725.81 is: 5,134,555.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216,157.56 : 12,325,357.85 = 3,422,725.81 : x
  2. Step 2: Convert to fraction form
    8,216,157.56/12,325,357.85 = 3,422,725.81/x
  3. Step 3: Cross multiply
    8,216,157.56x = 12,325,357.85 × 3,422,725.81
  4. Step 4: Simplify right side
    8,216,157.56x = 42,186,320,382,754.09
  5. Step 5: Solve for x
    x = 42,186,320,382,754.09/8,216,157.56
  6. Step 6: Final answer
    x = 5,134,555.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.