Home / 3,933,138.32-5,427,715.20-2,214,262.16

Finding the Fourth Proportional to 3,933,138.32, 5,427,715.20 and 2,214,262.16

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Solution

The fourth proportional to 3,933,138.32, 5,427,715.20 and 2,214,262.16 is: 3,055,672.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933,138.32 : 5,427,715.20 = 2,214,262.16 : x
  2. Step 2: Convert to fraction form
    3,933,138.32/5,427,715.20 = 2,214,262.16/x
  3. Step 3: Cross multiply
    3,933,138.32x = 5,427,715.20 × 2,214,262.16
  4. Step 4: Simplify right side
    3,933,138.32x = 12,018,384,382,616.83
  5. Step 5: Solve for x
    x = 12,018,384,382,616.83/3,933,138.32
  6. Step 6: Final answer
    x = 3,055,672.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.