Home / 39,892,440.43-55,049,195.25-23,145,882.64

Finding the Fourth Proportional to 39,892,440.43, 55,049,195.25 and 23,145,882.64

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Solution

The fourth proportional to 39,892,440.43, 55,049,195.25 and 23,145,882.64 is: 31,939,941.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,892,440.43 : 55,049,195.25 = 23,145,882.64 : x
  2. Step 2: Convert to fraction form
    39,892,440.43/55,049,195.25 = 23,145,882.64/x
  3. Step 3: Cross multiply
    39,892,440.43x = 55,049,195.25 × 23,145,882.64
  4. Step 4: Simplify right side
    39,892,440.43x = 1,274,162,212,682,945.50
  5. Step 5: Solve for x
    x = 1,274,162,212,682,945.50/39,892,440.43
  6. Step 6: Final answer
    x = 31,939,941.48

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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.