Home / 6,329,309.51-8,734,439.22-3,428,712.36

Finding the Fourth Proportional to 6,329,309.51, 8,734,439.22 and 3,428,712.36

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Solution

The fourth proportional to 6,329,309.51, 8,734,439.22 and 3,428,712.36 is: 4,731,618.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,329,309.51 : 8,734,439.22 = 3,428,712.36 : x
  2. Step 2: Convert to fraction form
    6,329,309.51/8,734,439.22 = 3,428,712.36/x
  3. Step 3: Cross multiply
    6,329,309.51x = 8,734,439.22 × 3,428,712.36
  4. Step 4: Simplify right side
    6,329,309.51x = 29,947,879,741,690.64
  5. Step 5: Solve for x
    x = 29,947,879,741,690.64/6,329,309.51
  6. Step 6: Final answer
    x = 4,731,618.78

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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.