Home / 6,719,665.44-9,272,907.36-3,819,005.76

Finding the Fourth Proportional to 6,719,665.44, 9,272,907.36 and 3,819,005.76

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Solution

The fourth proportional to 6,719,665.44, 9,272,907.36 and 3,819,005.76 is: 5,270,096.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719,665.44 : 9,272,907.36 = 3,819,005.76 : x
  2. Step 2: Convert to fraction form
    6,719,665.44/9,272,907.36 = 3,819,005.76/x
  3. Step 3: Cross multiply
    6,719,665.44x = 9,272,907.36 × 3,819,005.76
  4. Step 4: Simplify right side
    6,719,665.44x = 35,413,286,619,786.39
  5. Step 5: Solve for x
    x = 35,413,286,619,786.39/6,719,665.44
  6. Step 6: Final answer
    x = 5,270,096.69

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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.