Home / 7,759,716.31-10,709,243.75-4,275,405.37

Finding the Fourth Proportional to 7,759,716.31, 10,709,243.75 and 4,275,405.37

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Solution

The fourth proportional to 7,759,716.31, 10,709,243.75 and 4,275,405.37 is: 5,900,519.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,759,716.31 : 10,709,243.75 = 4,275,405.37 : x
  2. Step 2: Convert to fraction form
    7,759,716.31/10,709,243.75 = 4,275,405.37/x
  3. Step 3: Cross multiply
    7,759,716.31x = 10,709,243.75 × 4,275,405.37
  4. Step 4: Simplify right side
    7,759,716.31x = 45,786,358,237,388.94
  5. Step 5: Solve for x
    x = 45,786,358,237,388.94/7,759,716.31
  6. Step 6: Final answer
    x = 5,900,519.61

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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.