Home / 15,368,418.70-23,079,200.10-8,193,965.20

Finding the Fourth Proportional to 15,368,418.70, 23,079,200.10 and 8,193,965.20

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Solution

The fourth proportional to 15,368,418.70, 23,079,200.10 and 8,193,965.20 is: 12,305,115.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,368,418.70 : 23,079,200.10 = 8,193,965.20 : x
  2. Step 2: Convert to fraction form
    15,368,418.70/23,079,200.10 = 8,193,965.20/x
  3. Step 3: Cross multiply
    15,368,418.70x = 23,079,200.10 × 8,193,965.20
  4. Step 4: Simplify right side
    15,368,418.70x = 189,110,162,463,236.53
  5. Step 5: Solve for x
    x = 189,110,162,463,236.53/15,368,418.70
  6. Step 6: Final answer
    x = 12,305,115.19

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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.