Home / 8,178,652.76-12,270,187.94-2,498,722.16

Finding the Fourth Proportional to 8,178,652.76, 12,270,187.94 and 2,498,722.16

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Solution

The fourth proportional to 8,178,652.76, 12,270,187.94 and 2,498,722.16 is: 3,748,758.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,178,652.76 : 12,270,187.94 = 2,498,722.16 : x
  2. Step 2: Convert to fraction form
    8,178,652.76/12,270,187.94 = 2,498,722.16/x
  3. Step 3: Cross multiply
    8,178,652.76x = 12,270,187.94 × 2,498,722.16
  4. Step 4: Simplify right side
    8,178,652.76x = 30,659,790,439,198.20
  5. Step 5: Solve for x
    x = 30,659,790,439,198.20/8,178,652.76
  6. Step 6: Final answer
    x = 3,748,758.06

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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.