Home / 6,515,569.20-9,792,016.20-5,694,423.60

Finding the Fourth Proportional to 6,515,569.20, 9,792,016.20 and 5,694,423.60

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Solution

The fourth proportional to 6,515,569.20, 9,792,016.20 and 5,694,423.60 is: 8,557,945.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515,569.20 : 9,792,016.20 = 5,694,423.60 : x
  2. Step 2: Convert to fraction form
    6,515,569.20/9,792,016.20 = 5,694,423.60/x
  3. Step 3: Cross multiply
    6,515,569.20x = 9,792,016.20 × 5,694,423.60
  4. Step 4: Simplify right side
    6,515,569.20x = 55,759,888,140,862.31
  5. Step 5: Solve for x
    x = 55,759,888,140,862.31/6,515,569.20
  6. Step 6: Final answer
    x = 8,557,945.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.