Home / 5,103,790.79-7,043,227.44-2,811,951.48

Finding the Fourth Proportional to 5,103,790.79, 7,043,227.44 and 2,811,951.48

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Solution

The fourth proportional to 5,103,790.79, 7,043,227.44 and 2,811,951.48 is: 3,880,490.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103,790.79 : 7,043,227.44 = 2,811,951.48 : x
  2. Step 2: Convert to fraction form
    5,103,790.79/7,043,227.44 = 2,811,951.48/x
  3. Step 3: Cross multiply
    5,103,790.79x = 7,043,227.44 × 2,811,951.48
  4. Step 4: Simplify right side
    5,103,790.79x = 19,805,213,823,884.61
  5. Step 5: Solve for x
    x = 19,805,213,823,884.61/5,103,790.79
  6. Step 6: Final answer
    x = 3,880,490.92

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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.