Home / 6,829,556.40-9,425,325.34-3,889,497.58

Finding the Fourth Proportional to 6,829,556.40, 9,425,325.34 and 3,889,497.58

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Solution

The fourth proportional to 6,829,556.40, 9,425,325.34 and 3,889,497.58 is: 5,367,812.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,829,556.40 : 9,425,325.34 = 3,889,497.58 : x
  2. Step 2: Convert to fraction form
    6,829,556.40/9,425,325.34 = 3,889,497.58/x
  3. Step 3: Cross multiply
    6,829,556.40x = 9,425,325.34 × 3,889,497.58
  4. Step 4: Simplify right side
    6,829,556.40x = 36,659,780,100,642.68
  5. Step 5: Solve for x
    x = 36,659,780,100,642.68/6,829,556.40
  6. Step 6: Final answer
    x = 5,367,812.78

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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.