Home / 9,981,919.22-13,775,090.06-5,398,240.64

Finding the Fourth Proportional to 9,981,919.22, 13,775,090.06 and 5,398,240.64

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Solution

The fourth proportional to 9,981,919.22, 13,775,090.06 and 5,398,240.64 is: 7,449,594.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,981,919.22 : 13,775,090.06 = 5,398,240.64 : x
  2. Step 2: Convert to fraction form
    9,981,919.22/13,775,090.06 = 5,398,240.64/x
  3. Step 3: Cross multiply
    9,981,919.22x = 13,775,090.06 × 5,398,240.64
  4. Step 4: Simplify right side
    9,981,919.22x = 74,361,250,926,172.19
  5. Step 5: Solve for x
    x = 74,361,250,926,172.19/9,981,919.22
  6. Step 6: Final answer
    x = 7,449,594.54

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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.