Home / 37,474,722.70-51,714,825.03-20,954,879.21

Finding the Fourth Proportional to 37,474,722.70, 51,714,825.03 and 20,954,879.21

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Solution

The fourth proportional to 37,474,722.70, 51,714,825.03 and 20,954,879.21 is: 28,917,569.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,474,722.70 : 51,714,825.03 = 20,954,879.21 : x
  2. Step 2: Convert to fraction form
    37,474,722.70/51,714,825.03 = 20,954,879.21/x
  3. Step 3: Cross multiply
    37,474,722.70x = 51,714,825.03 × 20,954,879.21
  4. Step 4: Simplify right side
    37,474,722.70x = 1,083,677,911,999,221.62
  5. Step 5: Solve for x
    x = 1,083,677,911,999,221.62/37,474,722.70
  6. Step 6: Final answer
    x = 28,917,569.87

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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.