Home / 5,103,792.54-7,043,229.86-2,811,953.23

Finding the Fourth Proportional to 5,103,792.54, 7,043,229.86 and 2,811,953.23

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Solution

The fourth proportional to 5,103,792.54, 7,043,229.86 and 2,811,953.23 is: 3,880,493.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103,792.54 : 7,043,229.86 = 2,811,953.23 : x
  2. Step 2: Convert to fraction form
    5,103,792.54/7,043,229.86 = 2,811,953.23/x
  3. Step 3: Cross multiply
    5,103,792.54x = 7,043,229.86 × 2,811,953.23
  4. Step 4: Simplify right side
    5,103,792.54x = 19,805,232,922,791.61
  5. Step 5: Solve for x
    x = 19,805,232,922,791.61/5,103,792.54
  6. Step 6: Final answer
    x = 3,880,493.33

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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.