Home / 6,430,738.94-8,874,190.13-3,639,802.31

Finding the Fourth Proportional to 6,430,738.94, 8,874,190.13 and 3,639,802.31

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Solution

The fourth proportional to 6,430,738.94, 8,874,190.13 and 3,639,802.31 is: 5,022,797.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430,738.94 : 8,874,190.13 = 3,639,802.31 : x
  2. Step 2: Convert to fraction form
    6,430,738.94/8,874,190.13 = 3,639,802.31/x
  3. Step 3: Cross multiply
    6,430,738.94x = 8,874,190.13 × 3,639,802.31
  4. Step 4: Simplify right side
    6,430,738.94x = 32,300,297,690,540.83
  5. Step 5: Solve for x
    x = 32,300,297,690,540.83/6,430,738.94
  6. Step 6: Final answer
    x = 5,022,797.22

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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.