Home / 7,047,651.24-9,723,445.74-3,949,722

Finding the Fourth Proportional to 7,047,651.24, 9,723,445.74 and 3,949,722

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Solution

The fourth proportional to 7,047,651.24, 9,723,445.74 and 3,949,722 is: 5,449,320.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047,651.24 : 9,723,445.74 = 3,949,722 : x
  2. Step 2: Convert to fraction form
    7,047,651.24/9,723,445.74 = 3,949,722/x
  3. Step 3: Cross multiply
    7,047,651.24x = 9,723,445.74 × 3,949,722
  4. Step 4: Simplify right side
    7,047,651.24x = 38,404,907,555,084.28
  5. Step 5: Solve for x
    x = 38,404,907,555,084.28/7,047,651.24
  6. Step 6: Final answer
    x = 5,449,320.10

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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.