Home / 8,428,436.78-11,631,273.37-4,560,957.52

Finding the Fourth Proportional to 8,428,436.78, 11,631,273.37 and 4,560,957.52

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Solution

The fourth proportional to 8,428,436.78, 11,631,273.37 and 4,560,957.52 is: 6,294,137.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,436.78 : 11,631,273.37 = 4,560,957.52 : x
  2. Step 2: Convert to fraction form
    8,428,436.78/11,631,273.37 = 4,560,957.52/x
  3. Step 3: Cross multiply
    8,428,436.78x = 11,631,273.37 × 4,560,957.52
  4. Step 4: Simplify right side
    8,428,436.78x = 53,049,743,703,596.66
  5. Step 5: Solve for x
    x = 53,049,743,703,596.66/8,428,436.78
  6. Step 6: Final answer
    x = 6,294,137.94

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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.