Home / 37,888,913.26-52,286,655.78-20,485,217.16

Finding the Fourth Proportional to 37,888,913.26, 52,286,655.78 and 20,485,217.16

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Solution

The fourth proportional to 37,888,913.26, 52,286,655.78 and 20,485,217.16 is: 28,269,575.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,888,913.26 : 52,286,655.78 = 20,485,217.16 : x
  2. Step 2: Convert to fraction form
    37,888,913.26/52,286,655.78 = 20,485,217.16/x
  3. Step 3: Cross multiply
    37,888,913.26x = 52,286,655.78 × 20,485,217.16
  4. Step 4: Simplify right side
    37,888,913.26x = 1,071,103,498,223,469.25
  5. Step 5: Solve for x
    x = 1,071,103,498,223,469.25/37,888,913.26
  6. Step 6: Final answer
    x = 28,269,575.61

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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.