Home / 5,103,824.70-7,043,274.88-2,811,985.37

Finding the Fourth Proportional to 5,103,824.70, 7,043,274.88 and 2,811,985.37

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Solution

The fourth proportional to 5,103,824.70, 7,043,274.88 and 2,811,985.37 is: 3,880,538.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103,824.70 : 7,043,274.88 = 2,811,985.37 : x
  2. Step 2: Convert to fraction form
    5,103,824.70/7,043,274.88 = 2,811,985.37/x
  3. Step 3: Cross multiply
    5,103,824.70x = 7,043,274.88 × 2,811,985.37
  4. Step 4: Simplify right side
    5,103,824.70x = 19,805,585,877,202.17
  5. Step 5: Solve for x
    x = 19,805,585,877,202.17/5,103,824.70
  6. Step 6: Final answer
    x = 3,880,538.04

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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.