Home / 6,165,028.32-9,245,248.56-2,120,380.80

Finding the Fourth Proportional to 6,165,028.32, 9,245,248.56 and 2,120,380.80

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Solution

The fourth proportional to 6,165,028.32, 9,245,248.56 and 2,120,380.80 is: 3,179,782.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,165,028.32 : 9,245,248.56 = 2,120,380.80 : x
  2. Step 2: Convert to fraction form
    6,165,028.32/9,245,248.56 = 2,120,380.80/x
  3. Step 3: Cross multiply
    6,165,028.32x = 9,245,248.56 × 2,120,380.80
  4. Step 4: Simplify right side
    6,165,028.32x = 19,603,447,537,851.65
  5. Step 5: Solve for x
    x = 19,603,447,537,851.65/6,165,028.32
  6. Step 6: Final answer
    x = 3,179,782.24

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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.