Home / 36,988,732.42-55,505,017.50-20,607,727.90

Finding the Fourth Proportional to 36,988,732.42, 55,505,017.50 and 20,607,727.90

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Solution

The fourth proportional to 36,988,732.42, 55,505,017.50 and 20,607,727.90 is: 30,923,803.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,988,732.42 : 55,505,017.50 = 20,607,727.90 : x
  2. Step 2: Convert to fraction form
    36,988,732.42/55,505,017.50 = 20,607,727.90/x
  3. Step 3: Cross multiply
    36,988,732.42x = 55,505,017.50 × 20,607,727.90
  4. Step 4: Simplify right side
    36,988,732.42x = 1,143,832,297,724,738.25
  5. Step 5: Solve for x
    x = 1,143,832,297,724,738.25/36,988,732.42
  6. Step 6: Final answer
    x = 30,923,803.63

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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.