Home / 7,767,995.80-11,651,993.70-4,940,642.20

Finding the Fourth Proportional to 7,767,995.80, 11,651,993.70 and 4,940,642.20

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Solution

The fourth proportional to 7,767,995.80, 11,651,993.70 and 4,940,642.20 is: 7,410,963.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767,995.80 : 11,651,993.70 = 4,940,642.20 : x
  2. Step 2: Convert to fraction form
    7,767,995.80/11,651,993.70 = 4,940,642.20/x
  3. Step 3: Cross multiply
    7,767,995.80x = 11,651,993.70 × 4,940,642.20
  4. Step 4: Simplify right side
    7,767,995.80x = 57,568,331,788,354.14
  5. Step 5: Solve for x
    x = 57,568,331,788,354.14/7,767,995.80
  6. Step 6: Final answer
    x = 7,410,963.30

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.