Home / 9,691,601.23-13,374,498.15-5,340,843.64

Finding the Fourth Proportional to 9,691,601.23, 13,374,498.15 and 5,340,843.64

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Solution

The fourth proportional to 9,691,601.23, 13,374,498.15 and 5,340,843.64 is: 7,370,412.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,691,601.23 : 13,374,498.15 = 5,340,843.64 : x
  2. Step 2: Convert to fraction form
    9,691,601.23/13,374,498.15 = 5,340,843.64/x
  3. Step 3: Cross multiply
    9,691,601.23x = 13,374,498.15 × 5,340,843.64
  4. Step 4: Simplify right side
    9,691,601.23x = 71,431,103,289,042.55
  5. Step 5: Solve for x
    x = 71,431,103,289,042.55/9,691,601.23
  6. Step 6: Final answer
    x = 7,370,412.96

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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.