Home / 11,557,375.20-17,317,400.40-7,289,906.40

Finding the Fourth Proportional to 11,557,375.20, 17,317,400.40 and 7,289,906.40

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Solution

The fourth proportional to 11,557,375.20, 17,317,400.40 and 7,289,906.40 is: 10,923,088.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,557,375.20 : 17,317,400.40 = 7,289,906.40 : x
  2. Step 2: Convert to fraction form
    11,557,375.20/17,317,400.40 = 7,289,906.40/x
  3. Step 3: Cross multiply
    11,557,375.20x = 17,317,400.40 × 7,289,906.40
  4. Step 4: Simplify right side
    11,557,375.20x = 126,242,228,007,322.56
  5. Step 5: Solve for x
    x = 126,242,228,007,322.56/11,557,375.20
  6. Step 6: Final answer
    x = 10,923,088.14

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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.