Home / 6,780,633.71-9,357,375.17-3,683,217.47

Finding the Fourth Proportional to 6,780,633.71, 9,357,375.17 and 3,683,217.47

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Solution

The fourth proportional to 6,780,633.71, 9,357,375.17 and 3,683,217.47 is: 5,082,894.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,780,633.71 : 9,357,375.17 = 3,683,217.47 : x
  2. Step 2: Convert to fraction form
    6,780,633.71/9,357,375.17 = 3,683,217.47/x
  3. Step 3: Cross multiply
    6,780,633.71x = 9,357,375.17 × 3,683,217.47
  4. Step 4: Simplify right side
    6,780,633.71x = 34,465,247,681,072.13
  5. Step 5: Solve for x
    x = 34,465,247,681,072.13/6,780,633.71
  6. Step 6: Final answer
    x = 5,082,894.78

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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.