Home / 28,022,936.56-42,034,154.72-8,853,692.94

Finding the Fourth Proportional to 28,022,936.56, 42,034,154.72 and 8,853,692.94

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Solution

The fourth proportional to 28,022,936.56, 42,034,154.72 and 8,853,692.94 is: 13,280,460.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,022,936.56 : 42,034,154.72 = 8,853,692.94 : x
  2. Step 2: Convert to fraction form
    28,022,936.56/42,034,154.72 = 8,853,692.94/x
  3. Step 3: Cross multiply
    28,022,936.56x = 42,034,154.72 × 8,853,692.94
  4. Step 4: Simplify right side
    28,022,936.56x = 372,157,498,839,063.25
  5. Step 5: Solve for x
    x = 372,157,498,839,063.25/28,022,936.56
  6. Step 6: Final answer
    x = 13,280,460.39

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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.