Home / 6,945,782.82-9,585,180.29-3,889,997.07

Finding the Fourth Proportional to 6,945,782.82, 9,585,180.29 and 3,889,997.07

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Solution

The fourth proportional to 6,945,782.82, 9,585,180.29 and 3,889,997.07 is: 5,368,195.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945,782.82 : 9,585,180.29 = 3,889,997.07 : x
  2. Step 2: Convert to fraction form
    6,945,782.82/9,585,180.29 = 3,889,997.07/x
  3. Step 3: Cross multiply
    6,945,782.82x = 9,585,180.29 × 3,889,997.07
  4. Step 4: Simplify right side
    6,945,782.82x = 37,286,323,224,071.77
  5. Step 5: Solve for x
    x = 37,286,323,224,071.77/6,945,782.82
  6. Step 6: Final answer
    x = 5,368,195.95

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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.