Home / 11,837,176.26-16,333,551.82-7,188,543.78

Finding the Fourth Proportional to 11,837,176.26, 16,333,551.82 and 7,188,543.78

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Solution

The fourth proportional to 11,837,176.26, 16,333,551.82 and 7,188,543.78 is: 9,919,126.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,837,176.26 : 16,333,551.82 = 7,188,543.78 : x
  2. Step 2: Convert to fraction form
    11,837,176.26/16,333,551.82 = 7,188,543.78/x
  3. Step 3: Cross multiply
    11,837,176.26x = 16,333,551.82 × 7,188,543.78
  4. Step 4: Simplify right side
    11,837,176.26x = 117,414,452,340,968.69
  5. Step 5: Solve for x
    x = 117,414,452,340,968.69/11,837,176.26
  6. Step 6: Final answer
    x = 9,919,126.81

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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.