Home / 4,945,692.20-7,418,538.30-4,496,919.80

Finding the Fourth Proportional to 4,945,692.20, 7,418,538.30 and 4,496,919.80

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Solution

The fourth proportional to 4,945,692.20, 7,418,538.30 and 4,496,919.80 is: 6,745,379.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945,692.20 : 7,418,538.30 = 4,496,919.80 : x
  2. Step 2: Convert to fraction form
    4,945,692.20/7,418,538.30 = 4,496,919.80/x
  3. Step 3: Cross multiply
    4,945,692.20x = 7,418,538.30 × 4,496,919.80
  4. Step 4: Simplify right side
    4,945,692.20x = 33,360,571,768,328.34
  5. Step 5: Solve for x
    x = 33,360,571,768,328.34/4,945,692.20
  6. Step 6: Final answer
    x = 6,745,379.70

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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.