Home / 6,979,469.29-9,626,933.43-4,527,698.78

Finding the Fourth Proportional to 6,979,469.29, 9,626,933.43 and 4,527,698.78

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Solution

The fourth proportional to 6,979,469.29, 9,626,933.43 and 4,527,698.78 is: 6,245,153.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979,469.29 : 9,626,933.43 = 4,527,698.78 : x
  2. Step 2: Convert to fraction form
    6,979,469.29/9,626,933.43 = 4,527,698.78/x
  3. Step 3: Cross multiply
    6,979,469.29x = 9,626,933.43 × 4,527,698.78
  4. Step 4: Simplify right side
    6,979,469.29x = 43,587,854,770,219.55
  5. Step 5: Solve for x
    x = 43,587,854,770,219.55/6,979,469.29
  6. Step 6: Final answer
    x = 6,245,153.17

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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.