Home / 51,517,812.24-77,279,365.44-13,179,659.04

Finding the Fourth Proportional to 51,517,812.24, 77,279,365.44 and 13,179,659.04

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Solution

The fourth proportional to 51,517,812.24, 77,279,365.44 and 13,179,659.04 is: 19,770,165.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,517,812.24 : 77,279,365.44 = 13,179,659.04 : x
  2. Step 2: Convert to fraction form
    51,517,812.24/77,279,365.44 = 13,179,659.04/x
  3. Step 3: Cross multiply
    51,517,812.24x = 77,279,365.44 × 13,179,659.04
  4. Step 4: Simplify right side
    51,517,812.24x = 1,018,515,687,326,759.50
  5. Step 5: Solve for x
    x = 1,018,515,687,326,759.50/51,517,812.24
  6. Step 6: Final answer
    x = 19,770,165.76

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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.