Home / 5,397,751.66-7,448,891.06-2,950,378.78

Finding the Fourth Proportional to 5,397,751.66, 7,448,891.06 and 2,950,378.78

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Solution

The fourth proportional to 5,397,751.66, 7,448,891.06 and 2,950,378.78 is: 4,071,519.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397,751.66 : 7,448,891.06 = 2,950,378.78 : x
  2. Step 2: Convert to fraction form
    5,397,751.66/7,448,891.06 = 2,950,378.78/x
  3. Step 3: Cross multiply
    5,397,751.66x = 7,448,891.06 × 2,950,378.78
  4. Step 4: Simplify right side
    5,397,751.66x = 21,977,050,117,955.70
  5. Step 5: Solve for x
    x = 21,977,050,117,955.70/5,397,751.66
  6. Step 6: Final answer
    x = 4,071,519.31

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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.