Home / 8,083,074-12,129,773.40-3,823,493.52

Finding the Fourth Proportional to 8,083,074, 12,129,773.40 and 3,823,493.52

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Solution

The fourth proportional to 8,083,074, 12,129,773.40 and 3,823,493.52 is: 5,737,682.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,083,074 : 12,129,773.40 = 3,823,493.52 : x
  2. Step 2: Convert to fraction form
    8,083,074/12,129,773.40 = 3,823,493.52/x
  3. Step 3: Cross multiply
    8,083,074x = 12,129,773.40 × 3,823,493.52
  4. Step 4: Simplify right side
    8,083,074x = 46,378,109,993,968.37
  5. Step 5: Solve for x
    x = 46,378,109,993,968.37/8,083,074
  6. Step 6: Final answer
    x = 5,737,682.22

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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.