Home / 40,381,936.74-55,726,781.79-22,047,222.18

Finding the Fourth Proportional to 40,381,936.74, 55,726,781.79 and 22,047,222.18

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Solution

The fourth proportional to 40,381,936.74, 55,726,781.79 and 22,047,222.18 is: 30,425,007.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,381,936.74 : 55,726,781.79 = 22,047,222.18 : x
  2. Step 2: Convert to fraction form
    40,381,936.74/55,726,781.79 = 22,047,222.18/x
  3. Step 3: Cross multiply
    40,381,936.74x = 55,726,781.79 × 22,047,222.18
  4. Step 4: Simplify right side
    40,381,936.74x = 1,228,620,739,500,508
  5. Step 5: Solve for x
    x = 1,228,620,739,500,508/40,381,936.74
  6. Step 6: Final answer
    x = 30,425,007.78

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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.