Home / 7,278,584.52-10,042,640.88-4,797,530.28

Finding the Fourth Proportional to 7,278,584.52, 10,042,640.88 and 4,797,530.28

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Solution

The fourth proportional to 7,278,584.52, 10,042,640.88 and 4,797,530.28 is: 6,619,401.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,278,584.52 : 10,042,640.88 = 4,797,530.28 : x
  2. Step 2: Convert to fraction form
    7,278,584.52/10,042,640.88 = 4,797,530.28/x
  3. Step 3: Cross multiply
    7,278,584.52x = 10,042,640.88 × 4,797,530.28
  4. Step 4: Simplify right side
    7,278,584.52x = 48,179,873,712,965.85
  5. Step 5: Solve for x
    x = 48,179,873,712,965.85/7,278,584.52
  6. Step 6: Final answer
    x = 6,619,401.56

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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.