Home / 21,150,735.44-31,726,212.62-9,628,144.47

Finding the Fourth Proportional to 21,150,735.44, 31,726,212.62 and 9,628,144.47

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Solution

The fourth proportional to 21,150,735.44, 31,726,212.62 and 9,628,144.47 is: 14,442,266.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,150,735.44 : 31,726,212.62 = 9,628,144.47 : x
  2. Step 2: Convert to fraction form
    21,150,735.44/31,726,212.62 = 9,628,144.47/x
  3. Step 3: Cross multiply
    21,150,735.44x = 31,726,212.62 × 9,628,144.47
  4. Step 4: Simplify right side
    21,150,735.44x = 305,464,558,543,156.50
  5. Step 5: Solve for x
    x = 305,464,558,543,156.50/21,150,735.44
  6. Step 6: Final answer
    x = 14,442,266.53

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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.