Home / 6,789,296.25-9,393,900.85-5,919,942.51

Finding the Fourth Proportional to 6,789,296.25, 9,393,900.85 and 5,919,942.51

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Solution

The fourth proportional to 6,789,296.25, 9,393,900.85 and 5,919,942.51 is: 8,191,033.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,789,296.25 : 9,393,900.85 = 5,919,942.51 : x
  2. Step 2: Convert to fraction form
    6,789,296.25/9,393,900.85 = 5,919,942.51/x
  3. Step 3: Cross multiply
    6,789,296.25x = 9,393,900.85 × 5,919,942.51
  4. Step 4: Simplify right side
    6,789,296.25x = 55,611,352,976,640.13
  5. Step 5: Solve for x
    x = 55,611,352,976,640.13/6,789,296.25
  6. Step 6: Final answer
    x = 8,191,033.49

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1.5x scale

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.