Home / 8,083,163.80-12,129,411.30-3,034,984.60

Finding the Fourth Proportional to 8,083,163.80, 12,129,411.30 and 3,034,984.60

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Solution

The fourth proportional to 8,083,163.80, 12,129,411.30 and 3,034,984.60 is: 4,554,228.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,083,163.80 : 12,129,411.30 = 3,034,984.60 : x
  2. Step 2: Convert to fraction form
    8,083,163.80/12,129,411.30 = 3,034,984.60/x
  3. Step 3: Cross multiply
    8,083,163.80x = 12,129,411.30 × 3,034,984.60
  4. Step 4: Simplify right side
    8,083,163.80x = 36,812,576,502,565.98
  5. Step 5: Solve for x
    x = 36,812,576,502,565.98/8,083,163.80
  6. Step 6: Final answer
    x = 4,554,228.69

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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.