Home / 5,755,935.12-7,942,982.40-3,177,560.64

Finding the Fourth Proportional to 5,755,935.12, 7,942,982.40 and 3,177,560.64

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Solution

The fourth proportional to 5,755,935.12, 7,942,982.40 and 3,177,560.64 is: 4,384,918.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,755,935.12 : 7,942,982.40 = 3,177,560.64 : x
  2. Step 2: Convert to fraction form
    5,755,935.12/7,942,982.40 = 3,177,560.64/x
  3. Step 3: Cross multiply
    5,755,935.12x = 7,942,982.40 × 3,177,560.64
  4. Step 4: Simplify right side
    5,755,935.12x = 25,239,308,238,452.74
  5. Step 5: Solve for x
    x = 25,239,308,238,452.74/5,755,935.12
  6. Step 6: Final answer
    x = 4,384,918.82

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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.