Home / 13,797,745.92-18,903,003.12-13,280,585.76

Finding the Fourth Proportional to 13,797,745.92, 18,903,003.12 and 13,280,585.76

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Solution

The fourth proportional to 13,797,745.92, 18,903,003.12 and 13,280,585.76 is: 18,194,490.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,797,745.92 : 18,903,003.12 = 13,280,585.76 : x
  2. Step 2: Convert to fraction form
    13,797,745.92/18,903,003.12 = 13,280,585.76/x
  3. Step 3: Cross multiply
    13,797,745.92x = 18,903,003.12 × 13,280,585.76
  4. Step 4: Simplify right side
    13,797,745.92x = 251,042,954,056,707.59
  5. Step 5: Solve for x
    x = 251,042,954,056,707.59/13,797,745.92
  6. Step 6: Final answer
    x = 18,194,490.28

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.