Home / 6,221,977.12-8,585,410.89-3,608,369.56

Finding the Fourth Proportional to 6,221,977.12, 8,585,410.89 and 3,608,369.56

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Solution

The fourth proportional to 6,221,977.12, 8,585,410.89 and 3,608,369.56 is: 4,979,017.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,221,977.12 : 8,585,410.89 = 3,608,369.56 : x
  2. Step 2: Convert to fraction form
    6,221,977.12/8,585,410.89 = 3,608,369.56/x
  3. Step 3: Cross multiply
    6,221,977.12x = 8,585,410.89 × 3,608,369.56
  4. Step 4: Simplify right side
    6,221,977.12x = 30,979,335,315,568.51
  5. Step 5: Solve for x
    x = 30,979,335,315,568.51/6,221,977.12
  6. Step 6: Final answer
    x = 4,979,017.88

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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.