Home / 7,739,850.45-10,681,121.52-4,255,336.56

Finding the Fourth Proportional to 7,739,850.45, 10,681,121.52 and 4,255,336.56

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Solution

The fourth proportional to 7,739,850.45, 10,681,121.52 and 4,255,336.56 is: 5,872,434.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,739,850.45 : 10,681,121.52 = 4,255,336.56 : x
  2. Step 2: Convert to fraction form
    7,739,850.45/10,681,121.52 = 4,255,336.56/x
  3. Step 3: Cross multiply
    7,739,850.45x = 10,681,121.52 × 4,255,336.56
  4. Step 4: Simplify right side
    7,739,850.45x = 45,451,766,905,858.77
  5. Step 5: Solve for x
    x = 45,451,766,905,858.77/7,739,850.45
  6. Step 6: Final answer
    x = 5,872,434.77

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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.