Home / 8,530,143.38-12,795,215.13-3,414,876.20

Finding the Fourth Proportional to 8,530,143.38, 12,795,215.13 and 3,414,876.20

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Solution

The fourth proportional to 8,530,143.38, 12,795,215.13 and 3,414,876.20 is: 5,122,314.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,530,143.38 : 12,795,215.13 = 3,414,876.20 : x
  2. Step 2: Convert to fraction form
    8,530,143.38/12,795,215.13 = 3,414,876.20/x
  3. Step 3: Cross multiply
    8,530,143.38x = 12,795,215.13 × 3,414,876.20
  4. Step 4: Simplify right side
    8,530,143.38x = 43,694,075,557,340.83
  5. Step 5: Solve for x
    x = 43,694,075,557,340.83/8,530,143.38
  6. Step 6: Final answer
    x = 5,122,314.32

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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.