Home / 12,616,507.56-17,410,795.62-6,815,289.44

Finding the Fourth Proportional to 12,616,507.56, 17,410,795.62 and 6,815,289.44

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Solution

The fourth proportional to 12,616,507.56, 17,410,795.62 and 6,815,289.44 is: 9,405,107.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,616,507.56 : 17,410,795.62 = 6,815,289.44 : x
  2. Step 2: Convert to fraction form
    12,616,507.56/17,410,795.62 = 6,815,289.44/x
  3. Step 3: Cross multiply
    12,616,507.56x = 17,410,795.62 × 6,815,289.44
  4. Step 4: Simplify right side
    12,616,507.56x = 118,659,611,530,984.27
  5. Step 5: Solve for x
    x = 118,659,611,530,984.27/12,616,507.56
  6. Step 6: Final answer
    x = 9,405,107.63

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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.