Home / 7,118,775.54-9,823,861.17-3,855,515.58

Finding the Fourth Proportional to 7,118,775.54, 9,823,861.17 and 3,855,515.58

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Solution

The fourth proportional to 7,118,775.54, 9,823,861.17 and 3,855,515.58 is: 5,320,584.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118,775.54 : 9,823,861.17 = 3,855,515.58 : x
  2. Step 2: Convert to fraction form
    7,118,775.54/9,823,861.17 = 3,855,515.58/x
  3. Step 3: Cross multiply
    7,118,775.54x = 9,823,861.17 × 3,855,515.58
  4. Step 4: Simplify right side
    7,118,775.54x = 37,876,049,796,692.03
  5. Step 5: Solve for x
    x = 37,876,049,796,692.03/7,118,775.54
  6. Step 6: Final answer
    x = 5,320,584.92

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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.