Home / 7,640,090.25-11,458,889.64-2,247,479.52

Finding the Fourth Proportional to 7,640,090.25, 11,458,889.64 and 2,247,479.52

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Solution

The fourth proportional to 7,640,090.25, 11,458,889.64 and 2,247,479.52 is: 3,370,852.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,640,090.25 : 11,458,889.64 = 2,247,479.52 : x
  2. Step 2: Convert to fraction form
    7,640,090.25/11,458,889.64 = 2,247,479.52/x
  3. Step 3: Cross multiply
    7,640,090.25x = 11,458,889.64 × 2,247,479.52
  4. Step 4: Simplify right side
    7,640,090.25x = 25,753,619,787,840.18
  5. Step 5: Solve for x
    x = 25,753,619,787,840.18/7,640,090.25
  6. Step 6: Final answer
    x = 3,370,852.82

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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.