Home / 5,694,435.13-7,858,319.74-3,116,116.21

Finding the Fourth Proportional to 5,694,435.13, 7,858,319.74 and 3,116,116.21

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Solution

The fourth proportional to 5,694,435.13, 7,858,319.74 and 3,116,116.21 is: 4,300,239.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,694,435.13 : 7,858,319.74 = 3,116,116.21 : x
  2. Step 2: Convert to fraction form
    5,694,435.13/7,858,319.74 = 3,116,116.21/x
  3. Step 3: Cross multiply
    5,694,435.13x = 7,858,319.74 × 3,116,116.21
  4. Step 4: Simplify right side
    5,694,435.13x = 24,487,437,525,176.98
  5. Step 5: Solve for x
    x = 24,487,437,525,176.98/5,694,435.13
  6. Step 6: Final answer
    x = 4,300,239.97

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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.