Home / 7,222,930.26-9,967,580.16-3,959,685.72

Finding the Fourth Proportional to 7,222,930.26, 9,967,580.16 and 3,959,685.72

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Solution

The fourth proportional to 7,222,930.26, 9,967,580.16 and 3,959,685.72 is: 5,464,331.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222,930.26 : 9,967,580.16 = 3,959,685.72 : x
  2. Step 2: Convert to fraction form
    7,222,930.26/9,967,580.16 = 3,959,685.72/x
  3. Step 3: Cross multiply
    7,222,930.26x = 9,967,580.16 × 3,959,685.72
  4. Step 4: Simplify right side
    7,222,930.26x = 39,468,484,822,507.32
  5. Step 5: Solve for x
    x = 39,468,484,822,507.32/7,222,930.26
  6. Step 6: Final answer
    x = 5,464,331.43

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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.