Home / 5,667,079.80-8,500,619.70-1,880,686.20

Finding the Fourth Proportional to 5,667,079.80, 8,500,619.70 and 1,880,686.20

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Solution

The fourth proportional to 5,667,079.80, 8,500,619.70 and 1,880,686.20 is: 2,821,029.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,667,079.80 : 8,500,619.70 = 1,880,686.20 : x
  2. Step 2: Convert to fraction form
    5,667,079.80/8,500,619.70 = 1,880,686.20/x
  3. Step 3: Cross multiply
    5,667,079.80x = 8,500,619.70 × 1,880,686.20
  4. Step 4: Simplify right side
    5,667,079.80x = 15,986,998,161,238.14
  5. Step 5: Solve for x
    x = 15,986,998,161,238.14/5,667,079.80
  6. Step 6: Final answer
    x = 2,821,029.30

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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.