Home / 9,879,805.62-13,627,805.19-7,924,375.68

Finding the Fourth Proportional to 9,879,805.62, 13,627,805.19 and 7,924,375.68

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Solution

The fourth proportional to 9,879,805.62, 13,627,805.19 and 7,924,375.68 is: 10,930,564.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,879,805.62 : 13,627,805.19 = 7,924,375.68 : x
  2. Step 2: Convert to fraction form
    9,879,805.62/13,627,805.19 = 7,924,375.68/x
  3. Step 3: Cross multiply
    9,879,805.62x = 13,627,805.19 × 7,924,375.68
  4. Step 4: Simplify right side
    9,879,805.62x = 107,991,848,019,413.77
  5. Step 5: Solve for x
    x = 107,991,848,019,413.77/9,879,805.62
  6. Step 6: Final answer
    x = 10,930,564.04

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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.