Home / 11,837,177.26-16,333,553.20-7,188,544.78

Finding the Fourth Proportional to 11,837,177.26, 16,333,553.20 and 7,188,544.78

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Solution

The fourth proportional to 11,837,177.26, 16,333,553.20 and 7,188,544.78 is: 9,919,128.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,837,177.26 : 16,333,553.20 = 7,188,544.78 : x
  2. Step 2: Convert to fraction form
    11,837,177.26/16,333,553.20 = 7,188,544.78/x
  3. Step 3: Cross multiply
    11,837,177.26x = 16,333,553.20 × 7,188,544.78
  4. Step 4: Simplify right side
    11,837,177.26x = 117,414,478,594,712.30
  5. Step 5: Solve for x
    x = 117,414,478,594,712.30/11,837,177.26
  6. Step 6: Final answer
    x = 9,919,128.19

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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.