Home / 5,112,343.78-7,662,684.54-3,194,137

Finding the Fourth Proportional to 5,112,343.78, 7,662,684.54 and 3,194,137

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Solution

The fourth proportional to 5,112,343.78, 7,662,684.54 and 3,194,137 is: 4,787,562.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112,343.78 : 7,662,684.54 = 3,194,137 : x
  2. Step 2: Convert to fraction form
    5,112,343.78/7,662,684.54 = 3,194,137/x
  3. Step 3: Cross multiply
    5,112,343.78x = 7,662,684.54 × 3,194,137
  4. Step 4: Simplify right side
    5,112,343.78x = 24,475,664,208,541.98
  5. Step 5: Solve for x
    x = 24,475,664,208,541.98/5,112,343.78
  6. Step 6: Final answer
    x = 4,787,562.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.