Home / 13,468,692.21-18,586,794.57-7,273,738.38

Finding the Fourth Proportional to 13,468,692.21, 18,586,794.57 and 7,273,738.38

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Solution

The fourth proportional to 13,468,692.21, 18,586,794.57 and 7,273,738.38 is: 10,037,758.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,468,692.21 : 18,586,794.57 = 7,273,738.38 : x
  2. Step 2: Convert to fraction form
    13,468,692.21/18,586,794.57 = 7,273,738.38/x
  3. Step 3: Cross multiply
    13,468,692.21x = 18,586,794.57 × 7,273,738.38
  4. Step 4: Simplify right side
    13,468,692.21x = 135,195,481,024,984.59
  5. Step 5: Solve for x
    x = 135,195,481,024,984.59/13,468,692.21
  6. Step 6: Final answer
    x = 10,037,758.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.