Home / 7,725,092.64-10,653,222.24-4,627,121.28

Finding the Fourth Proportional to 7,725,092.64, 10,653,222.24 and 4,627,121.28

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Solution

The fourth proportional to 7,725,092.64, 10,653,222.24 and 4,627,121.28 is: 6,380,991.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725,092.64 : 10,653,222.24 = 4,627,121.28 : x
  2. Step 2: Convert to fraction form
    7,725,092.64/10,653,222.24 = 4,627,121.28/x
  3. Step 3: Cross multiply
    7,725,092.64x = 10,653,222.24 × 4,627,121.28
  4. Step 4: Simplify right side
    7,725,092.64x = 49,293,751,327,273.27
  5. Step 5: Solve for x
    x = 49,293,751,327,273.27/7,725,092.64
  6. Step 6: Final answer
    x = 6,380,991.61

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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.