Home / 10,631,692.70-15,949,871.85-3,442,003.10

Finding the Fourth Proportional to 10,631,692.70, 15,949,871.85 and 3,442,003.10

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Solution

The fourth proportional to 10,631,692.70, 15,949,871.85 and 3,442,003.10 is: 5,163,759.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631,692.70 : 15,949,871.85 = 3,442,003.10 : x
  2. Step 2: Convert to fraction form
    10,631,692.70/15,949,871.85 = 3,442,003.10/x
  3. Step 3: Cross multiply
    10,631,692.70x = 15,949,871.85 × 3,442,003.10
  4. Step 4: Simplify right side
    10,631,692.70x = 54,899,508,352,302.73
  5. Step 5: Solve for x
    x = 54,899,508,352,302.73/10,631,692.70
  6. Step 6: Final answer
    x = 5,163,759.89

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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.