Home / 9,214,039.30-12,715,287.44-5,084,107.78

Finding the Fourth Proportional to 9,214,039.30, 12,715,287.44 and 5,084,107.78

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Solution

The fourth proportional to 9,214,039.30, 12,715,287.44 and 5,084,107.78 is: 7,016,020.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214,039.30 : 12,715,287.44 = 5,084,107.78 : x
  2. Step 2: Convert to fraction form
    9,214,039.30/12,715,287.44 = 5,084,107.78/x
  3. Step 3: Cross multiply
    9,214,039.30x = 12,715,287.44 × 5,084,107.78
  4. Step 4: Simplify right side
    9,214,039.30x = 64,645,891,798,640.28
  5. Step 5: Solve for x
    x = 64,645,891,798,640.28/9,214,039.30
  6. Step 6: Final answer
    x = 7,016,020.85

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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.