Home / 15,365,151.54-23,040,903.78-8,175,170.34

Finding the Fourth Proportional to 15,365,151.54, 23,040,903.78 and 8,175,170.34

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Solution

The fourth proportional to 15,365,151.54, 23,040,903.78 and 8,175,170.34 is: 12,259,124.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,365,151.54 : 23,040,903.78 = 8,175,170.34 : x
  2. Step 2: Convert to fraction form
    15,365,151.54/23,040,903.78 = 8,175,170.34/x
  3. Step 3: Cross multiply
    15,365,151.54x = 23,040,903.78 × 8,175,170.34
  4. Step 4: Simplify right side
    15,365,151.54x = 188,363,313,189,049.91
  5. Step 5: Solve for x
    x = 188,363,313,189,049.91/15,365,151.54
  6. Step 6: Final answer
    x = 12,259,124.99

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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.