Home / 11,324,072.73-15,628,627.17-6,430,866.60

Finding the Fourth Proportional to 11,324,072.73, 15,628,627.17 and 6,430,866.60

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Solution

The fourth proportional to 11,324,072.73, 15,628,627.17 and 6,430,866.60 is: 8,875,394.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,324,072.73 : 15,628,627.17 = 6,430,866.60 : x
  2. Step 2: Convert to fraction form
    11,324,072.73/15,628,627.17 = 6,430,866.60/x
  3. Step 3: Cross multiply
    11,324,072.73x = 15,628,627.17 × 6,430,866.60
  4. Step 4: Simplify right side
    11,324,072.73x = 100,505,616,471,405.52
  5. Step 5: Solve for x
    x = 100,505,616,471,405.52/11,324,072.73
  6. Step 6: Final answer
    x = 8,875,394.82

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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.