Home / 36,926,408.05-55,340,100.81-28,738,936.85

Finding the Fourth Proportional to 36,926,408.05, 55,340,100.81 and 28,738,936.85

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Solution

The fourth proportional to 36,926,408.05, 55,340,100.81 and 28,738,936.85 is: 43,069,871.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,926,408.05 : 55,340,100.81 = 28,738,936.85 : x
  2. Step 2: Convert to fraction form
    36,926,408.05/55,340,100.81 = 28,738,936.85/x
  3. Step 3: Cross multiply
    36,926,408.05x = 55,340,100.81 × 28,738,936.85
  4. Step 4: Simplify right side
    36,926,408.05x = 1,590,415,662,451,224
  5. Step 5: Solve for x
    x = 1,590,415,662,451,224/36,926,408.05
  6. Step 6: Final answer
    x = 43,069,871.85

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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.