Home / 15,981,009.83-23,971,961.37-5,198,310.72

Finding the Fourth Proportional to 15,981,009.83, 23,971,961.37 and 5,198,310.72

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Solution

The fourth proportional to 15,981,009.83, 23,971,961.37 and 5,198,310.72 is: 7,797,611.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,981,009.83 : 23,971,961.37 = 5,198,310.72 : x
  2. Step 2: Convert to fraction form
    15,981,009.83/23,971,961.37 = 5,198,310.72/x
  3. Step 3: Cross multiply
    15,981,009.83x = 23,971,961.37 × 5,198,310.72
  4. Step 4: Simplify right side
    15,981,009.83x = 124,613,703,769,096.89
  5. Step 5: Solve for x
    x = 124,613,703,769,096.89/15,981,009.83
  6. Step 6: Final answer
    x = 7,797,611.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.