Home / 5,103,794.79-7,043,232.96-2,811,955.50

Finding the Fourth Proportional to 5,103,794.79, 7,043,232.96 and 2,811,955.50

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Solution

The fourth proportional to 5,103,794.79, 7,043,232.96 and 2,811,955.50 is: 3,880,496.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103,794.79 : 7,043,232.96 = 2,811,955.50 : x
  2. Step 2: Convert to fraction form
    5,103,794.79/7,043,232.96 = 2,811,955.50/x
  3. Step 3: Cross multiply
    5,103,794.79x = 7,043,232.96 × 2,811,955.50
  4. Step 4: Simplify right side
    5,103,794.79x = 19,805,257,659,653.28
  5. Step 5: Solve for x
    x = 19,805,257,659,653.28/5,103,794.79
  6. Step 6: Final answer
    x = 3,880,496.47

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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.