Home / 22,533,831.80-33,839,429.11-13,831,213.05

Finding the Fourth Proportional to 22,533,831.80, 33,839,429.11 and 13,831,213.05

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Solution

The fourth proportional to 22,533,831.80, 33,839,429.11 and 13,831,213.05 is: 20,770,562.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,533,831.80 : 33,839,429.11 = 13,831,213.05 : x
  2. Step 2: Convert to fraction form
    22,533,831.80/33,839,429.11 = 13,831,213.05/x
  3. Step 3: Cross multiply
    22,533,831.80x = 33,839,429.11 × 13,831,213.05
  4. Step 4: Simplify right side
    22,533,831.80x = 468,040,353,510,781.88
  5. Step 5: Solve for x
    x = 468,040,353,510,781.88/22,533,831.80
  6. Step 6: Final answer
    x = 20,770,562.13

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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.