Home / 5,396,423.27-7,447,083.62-2,949,071.85

Finding the Fourth Proportional to 5,396,423.27, 7,447,083.62 and 2,949,071.85

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Solution

The fourth proportional to 5,396,423.27, 7,447,083.62 and 2,949,071.85 is: 4,069,729.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396,423.27 : 7,447,083.62 = 2,949,071.85 : x
  2. Step 2: Convert to fraction form
    5,396,423.27/7,447,083.62 = 2,949,071.85/x
  3. Step 3: Cross multiply
    5,396,423.27x = 7,447,083.62 × 2,949,071.85
  4. Step 4: Simplify right side
    5,396,423.27x = 21,961,984,653,592.74
  5. Step 5: Solve for x
    x = 21,961,984,653,592.74/5,396,423.27
  6. Step 6: Final answer
    x = 4,069,729.81

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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.