Home / 7,231,203.48-9,979,033.19-3,968,072.76

Finding the Fourth Proportional to 7,231,203.48, 9,979,033.19 and 3,968,072.76

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Solution

The fourth proportional to 7,231,203.48, 9,979,033.19 and 3,968,072.76 is: 5,475,925.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,231,203.48 : 9,979,033.19 = 3,968,072.76 : x
  2. Step 2: Convert to fraction form
    7,231,203.48/9,979,033.19 = 3,968,072.76/x
  3. Step 3: Cross multiply
    7,231,203.48x = 9,979,033.19 × 3,968,072.76
  4. Step 4: Simplify right side
    7,231,203.48x = 39,597,529,752,534.54
  5. Step 5: Solve for x
    x = 39,597,529,752,534.54/7,231,203.48
  6. Step 6: Final answer
    x = 5,475,925.25

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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.