Home / 37,888,908.26-52,286,648.88-20,485,212.16

Finding the Fourth Proportional to 37,888,908.26, 52,286,648.88 and 20,485,212.16

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Solution

The fourth proportional to 37,888,908.26, 52,286,648.88 and 20,485,212.16 is: 28,269,568.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,888,908.26 : 52,286,648.88 = 20,485,212.16 : x
  2. Step 2: Convert to fraction form
    37,888,908.26/52,286,648.88 = 20,485,212.16/x
  3. Step 3: Cross multiply
    37,888,908.26x = 52,286,648.88 × 20,485,212.16
  4. Step 4: Simplify right side
    37,888,908.26x = 1,071,103,095,442,226.50
  5. Step 5: Solve for x
    x = 1,071,103,095,442,226.50/37,888,908.26
  6. Step 6: Final answer
    x = 28,269,568.71

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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.