Home / 11,933,107.20-17,899,660.80-5,214,643.20

Finding the Fourth Proportional to 11,933,107.20, 17,899,660.80 and 5,214,643.20

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Solution

The fourth proportional to 11,933,107.20, 17,899,660.80 and 5,214,643.20 is: 7,821,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,933,107.20 : 17,899,660.80 = 5,214,643.20 : x
  2. Step 2: Convert to fraction form
    11,933,107.20/17,899,660.80 = 5,214,643.20/x
  3. Step 3: Cross multiply
    11,933,107.20x = 17,899,660.80 × 5,214,643.20
  4. Step 4: Simplify right side
    11,933,107.20x = 93,340,344,473,026.56
  5. Step 5: Solve for x
    x = 93,340,344,473,026.56/11,933,107.20
  6. Step 6: Final answer
    x = 7,821,964.80

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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.