Home / 18,263,321.25-27,394,317.45-5,483,493.80

Finding the Fourth Proportional to 18,263,321.25, 27,394,317.45 and 5,483,493.80

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Solution

The fourth proportional to 18,263,321.25, 27,394,317.45 and 5,483,493.80 is: 8,225,041.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,263,321.25 : 27,394,317.45 = 5,483,493.80 : x
  2. Step 2: Convert to fraction form
    18,263,321.25/27,394,317.45 = 5,483,493.80/x
  3. Step 3: Cross multiply
    18,263,321.25x = 27,394,317.45 × 5,483,493.80
  4. Step 4: Simplify right side
    18,263,321.25x = 150,216,569,892,306.81
  5. Step 5: Solve for x
    x = 150,216,569,892,306.81/18,263,321.25
  6. Step 6: Final answer
    x = 8,225,041.21

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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.