Home / 37,321,530.75-51,503,952.86-20,802,704.22

Finding the Fourth Proportional to 37,321,530.75, 51,503,952.86 and 20,802,704.22

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Solution

The fourth proportional to 37,321,530.75, 51,503,952.86 and 20,802,704.22 is: 28,707,865.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,321,530.75 : 51,503,952.86 = 20,802,704.22 : x
  2. Step 2: Convert to fraction form
    37,321,530.75/51,503,952.86 = 20,802,704.22/x
  3. Step 3: Cross multiply
    37,321,530.75x = 51,503,952.86 × 20,802,704.22
  4. Step 4: Simplify right side
    37,321,530.75x = 1,071,421,497,507,403
  5. Step 5: Solve for x
    x = 1,071,421,497,507,403/37,321,530.75
  6. Step 6: Final answer
    x = 28,707,865.83

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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.