Home / 57,410,553.28-86,115,829.92-39,405,069.76

Finding the Fourth Proportional to 57,410,553.28, 86,115,829.92 and 39,405,069.76

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Solution

The fourth proportional to 57,410,553.28, 86,115,829.92 and 39,405,069.76 is: 59,107,604.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,410,553.28 : 86,115,829.92 = 39,405,069.76 : x
  2. Step 2: Convert to fraction form
    57,410,553.28/86,115,829.92 = 39,405,069.76/x
  3. Step 3: Cross multiply
    57,410,553.28x = 86,115,829.92 × 39,405,069.76
  4. Step 4: Simplify right side
    57,410,553.28x = 3,393,400,285,437,895
  5. Step 5: Solve for x
    x = 3,393,400,285,437,895/57,410,553.28
  6. Step 6: Final answer
    x = 59,107,604.64

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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.