Home / 26,434,414.48-39,651,895.12-7,990,512.38

Finding the Fourth Proportional to 26,434,414.48, 39,651,895.12 and 7,990,512.38

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Solution

The fourth proportional to 26,434,414.48, 39,651,895.12 and 7,990,512.38 is: 11,985,851.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,434,414.48 : 39,651,895.12 = 7,990,512.38 : x
  2. Step 2: Convert to fraction form
    26,434,414.48/39,651,895.12 = 7,990,512.38/x
  3. Step 3: Cross multiply
    26,434,414.48x = 39,651,895.12 × 7,990,512.38
  4. Step 4: Simplify right side
    26,434,414.48x = 316,838,959,015,304.56
  5. Step 5: Solve for x
    x = 316,838,959,015,304.56/26,434,414.48
  6. Step 6: Final answer
    x = 11,985,851.22

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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.