Home / 39,791,037.78-54,911,244.60-22,149,660.60

Finding the Fourth Proportional to 39,791,037.78, 54,911,244.60 and 22,149,660.60

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Solution

The fourth proportional to 39,791,037.78, 54,911,244.60 and 22,149,660.60 is: 30,566,315.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,791,037.78 : 54,911,244.60 = 22,149,660.60 : x
  2. Step 2: Convert to fraction form
    39,791,037.78/54,911,244.60 = 22,149,660.60/x
  3. Step 3: Cross multiply
    39,791,037.78x = 54,911,244.60 × 22,149,660.60
  4. Step 4: Simplify right side
    39,791,037.78x = 1,216,265,431,013,582.75
  5. Step 5: Solve for x
    x = 1,216,265,431,013,582.75/39,791,037.78
  6. Step 6: Final answer
    x = 30,566,315.91

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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.