Home / 8,879,878.06-13,320,287.24-2,815,082.92

Finding the Fourth Proportional to 8,879,878.06, 13,320,287.24 and 2,815,082.92

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Solution

The fourth proportional to 8,879,878.06, 13,320,287.24 and 2,815,082.92 is: 4,222,773.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879,878.06 : 13,320,287.24 = 2,815,082.92 : x
  2. Step 2: Convert to fraction form
    8,879,878.06/13,320,287.24 = 2,815,082.92/x
  3. Step 3: Cross multiply
    8,879,878.06x = 13,320,287.24 × 2,815,082.92
  4. Step 4: Simplify right side
    8,879,878.06x = 37,497,713,084,742.52
  5. Step 5: Solve for x
    x = 37,497,713,084,742.52/8,879,878.06
  6. Step 6: Final answer
    x = 4,222,773.42

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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.