Home / 9,719,619.78-13,414,797.81-5,589,332.58

Finding the Fourth Proportional to 9,719,619.78, 13,414,797.81 and 5,589,332.58

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Solution

The fourth proportional to 9,719,619.78, 13,414,797.81 and 5,589,332.58 is: 7,714,269.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,719,619.78 : 13,414,797.81 = 5,589,332.58 : x
  2. Step 2: Convert to fraction form
    9,719,619.78/13,414,797.81 = 5,589,332.58/x
  3. Step 3: Cross multiply
    9,719,619.78x = 13,414,797.81 × 5,589,332.58
  4. Step 4: Simplify right side
    9,719,619.78x = 74,979,766,453,545.66
  5. Step 5: Solve for x
    x = 74,979,766,453,545.66/9,719,619.78
  6. Step 6: Final answer
    x = 7,714,269.50

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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.