Home / 39,976,407.78-59,988,493.71-36,723,959.70

Finding the Fourth Proportional to 39,976,407.78, 59,988,493.71 and 36,723,959.70

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Solution

The fourth proportional to 39,976,407.78, 59,988,493.71 and 36,723,959.70 is: 55,107,878.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,976,407.78 : 59,988,493.71 = 36,723,959.70 : x
  2. Step 2: Convert to fraction form
    39,976,407.78/59,988,493.71 = 36,723,959.70/x
  3. Step 3: Cross multiply
    39,976,407.78x = 59,988,493.71 × 36,723,959.70
  4. Step 4: Simplify right side
    39,976,407.78x = 2,203,015,025,469,743.75
  5. Step 5: Solve for x
    x = 2,203,015,025,469,743.75/39,976,407.78
  6. Step 6: Final answer
    x = 55,107,878.57

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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.