Home / 7,619,017.37-11,427,826.21-2,570,371.61

Finding the Fourth Proportional to 7,619,017.37, 11,427,826.21 and 2,570,371.61

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Solution

The fourth proportional to 7,619,017.37, 11,427,826.21 and 2,570,371.61 is: 3,855,321.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619,017.37 : 11,427,826.21 = 2,570,371.61 : x
  2. Step 2: Convert to fraction form
    7,619,017.37/11,427,826.21 = 2,570,371.61/x
  3. Step 3: Cross multiply
    7,619,017.37x = 11,427,826.21 × 2,570,371.61
  4. Step 4: Simplify right side
    7,619,017.37x = 29,373,759,990,632.84
  5. Step 5: Solve for x
    x = 29,373,759,990,632.84/7,619,017.37
  6. Step 6: Final answer
    x = 3,855,321.31

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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.