Home / 8,517,546-12,770,020.44-5,151,004.56

Finding the Fourth Proportional to 8,517,546, 12,770,020.44 and 5,151,004.56

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Solution

The fourth proportional to 8,517,546, 12,770,020.44 and 5,151,004.56 is: 7,722,697.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517,546 : 12,770,020.44 = 5,151,004.56 : x
  2. Step 2: Convert to fraction form
    8,517,546/12,770,020.44 = 5,151,004.56/x
  3. Step 3: Cross multiply
    8,517,546x = 12,770,020.44 × 5,151,004.56
  4. Step 4: Simplify right side
    8,517,546x = 65,778,433,517,733.20
  5. Step 5: Solve for x
    x = 65,778,433,517,733.20/8,517,546
  6. Step 6: Final answer
    x = 7,722,697.77

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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.