Home / 5,192,839.17-7,166,139.89-2,838,084.30

Finding the Fourth Proportional to 5,192,839.17, 7,166,139.89 and 2,838,084.30

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Solution

The fourth proportional to 5,192,839.17, 7,166,139.89 and 2,838,084.30 is: 3,916,568.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192,839.17 : 7,166,139.89 = 2,838,084.30 : x
  2. Step 2: Convert to fraction form
    5,192,839.17/7,166,139.89 = 2,838,084.30/x
  3. Step 3: Cross multiply
    5,192,839.17x = 7,166,139.89 × 2,838,084.30
  4. Step 4: Simplify right side
    5,192,839.17x = 20,338,109,099,222.30
  5. Step 5: Solve for x
    x = 20,338,109,099,222.30/5,192,839.17
  6. Step 6: Final answer
    x = 3,916,568.27

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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.