Home / 7,782,227.22-11,691,055.59-5,629,891.17

Finding the Fourth Proportional to 7,782,227.22, 11,691,055.59 and 5,629,891.17

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Solution

The fourth proportional to 7,782,227.22, 11,691,055.59 and 5,629,891.17 is: 8,457,652.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,782,227.22 : 11,691,055.59 = 5,629,891.17 : x
  2. Step 2: Convert to fraction form
    7,782,227.22/11,691,055.59 = 5,629,891.17/x
  3. Step 3: Cross multiply
    7,782,227.22x = 11,691,055.59 × 5,629,891.17
  4. Step 4: Simplify right side
    7,782,227.22x = 65,819,370,634,120.14
  5. Step 5: Solve for x
    x = 65,819,370,634,120.14/7,782,227.22
  6. Step 6: Final answer
    x = 8,457,652.13

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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.