Home / 9,798,223.78-13,521,601.38-5,388,233.78

Finding the Fourth Proportional to 9,798,223.78, 13,521,601.38 and 5,388,233.78

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Solution

The fourth proportional to 9,798,223.78, 13,521,601.38 and 5,388,233.78 is: 7,435,791.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,798,223.78 : 13,521,601.38 = 5,388,233.78 : x
  2. Step 2: Convert to fraction form
    9,798,223.78/13,521,601.38 = 5,388,233.78/x
  3. Step 3: Cross multiply
    9,798,223.78x = 13,521,601.38 × 5,388,233.78
  4. Step 4: Simplify right side
    9,798,223.78x = 72,857,549,285,923.72
  5. Step 5: Solve for x
    x = 72,857,549,285,923.72/9,798,223.78
  6. Step 6: Final answer
    x = 7,435,791.52

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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.