Home / 15,290,940.89-22,939,961.54-5,055,183.21

Finding the Fourth Proportional to 15,290,940.89, 22,939,961.54 and 5,055,183.21

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Solution

The fourth proportional to 15,290,940.89, 22,939,961.54 and 5,055,183.21 is: 7,583,948.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,290,940.89 : 22,939,961.54 = 5,055,183.21 : x
  2. Step 2: Convert to fraction form
    15,290,940.89/22,939,961.54 = 5,055,183.21/x
  3. Step 3: Cross multiply
    15,290,940.89x = 22,939,961.54 × 5,055,183.21
  4. Step 4: Simplify right side
    15,290,940.89x = 115,965,708,389,777.83
  5. Step 5: Solve for x
    x = 115,965,708,389,777.83/15,290,940.89
  6. Step 6: Final answer
    x = 7,583,948.51

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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.