Home / 37,321,501.76-51,503,911.50-20,802,673.82

Finding the Fourth Proportional to 37,321,501.76, 51,503,911.50 and 20,802,673.82

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Solution

The fourth proportional to 37,321,501.76, 51,503,911.50 and 20,802,673.82 is: 28,707,823.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,321,501.76 : 51,503,911.50 = 20,802,673.82 : x
  2. Step 2: Convert to fraction form
    37,321,501.76/51,503,911.50 = 20,802,673.82/x
  3. Step 3: Cross multiply
    37,321,501.76x = 51,503,911.50 × 20,802,673.82
  4. Step 4: Simplify right side
    37,321,501.76x = 1,071,419,071,388,647
  5. Step 5: Solve for x
    x = 1,071,419,071,388,647/37,321,501.76
  6. Step 6: Final answer
    x = 28,707,823.13

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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.