Home / 13,150,092.54-18,147,194.82-7,348,971.18

Finding the Fourth Proportional to 13,150,092.54, 18,147,194.82 and 7,348,971.18

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Solution

The fourth proportional to 13,150,092.54, 18,147,194.82 and 7,348,971.18 is: 10,141,617.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,150,092.54 : 18,147,194.82 = 7,348,971.18 : x
  2. Step 2: Convert to fraction form
    13,150,092.54/18,147,194.82 = 7,348,971.18/x
  3. Step 3: Cross multiply
    13,150,092.54x = 18,147,194.82 × 7,348,971.18
  4. Step 4: Simplify right side
    13,150,092.54x = 133,363,211,730,025.28
  5. Step 5: Solve for x
    x = 133,363,211,730,025.28/13,150,092.54
  6. Step 6: Final answer
    x = 10,141,617.74

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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.