Home / 11,664,007.20-17,496,010.80-7,422,976.80

Finding the Fourth Proportional to 11,664,007.20, 17,496,010.80 and 7,422,976.80

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Solution

The fourth proportional to 11,664,007.20, 17,496,010.80 and 7,422,976.80 is: 11,134,465.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664,007.20 : 17,496,010.80 = 7,422,976.80 : x
  2. Step 2: Convert to fraction form
    11,664,007.20/17,496,010.80 = 7,422,976.80/x
  3. Step 3: Cross multiply
    11,664,007.20x = 17,496,010.80 × 7,422,976.80
  4. Step 4: Simplify right side
    11,664,007.20x = 129,872,482,260,949.44
  5. Step 5: Solve for x
    x = 129,872,482,260,949.44/11,664,007.20
  6. Step 6: Final answer
    x = 11,134,465.20

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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.