Home / 5,103,793.54-7,043,231.24-2,811,954.23

Finding the Fourth Proportional to 5,103,793.54, 7,043,231.24 and 2,811,954.23

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Solution

The fourth proportional to 5,103,793.54, 7,043,231.24 and 2,811,954.23 is: 3,880,494.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103,793.54 : 7,043,231.24 = 2,811,954.23 : x
  2. Step 2: Convert to fraction form
    5,103,793.54/7,043,231.24 = 2,811,954.23/x
  3. Step 3: Cross multiply
    5,103,793.54x = 7,043,231.24 × 2,811,954.23
  4. Step 4: Simplify right side
    5,103,793.54x = 19,805,243,864,126.38
  5. Step 5: Solve for x
    x = 19,805,243,864,126.38/5,103,793.54
  6. Step 6: Final answer
    x = 3,880,494.72

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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.