Home / 18,940,453.48-28,411,209.56-6,160,958.23

Finding the Fourth Proportional to 18,940,453.48, 28,411,209.56 and 6,160,958.23

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Solution

The fourth proportional to 18,940,453.48, 28,411,209.56 and 6,160,958.23 is: 9,241,609.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,940,453.48 : 28,411,209.56 = 6,160,958.23 : x
  2. Step 2: Convert to fraction form
    18,940,453.48/28,411,209.56 = 6,160,958.23/x
  3. Step 3: Cross multiply
    18,940,453.48x = 28,411,209.56 × 6,160,958.23
  4. Step 4: Simplify right side
    18,940,453.48x = 175,040,275,362,936.69
  5. Step 5: Solve for x
    x = 175,040,275,362,936.69/18,940,453.48
  6. Step 6: Final answer
    x = 9,241,609.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.