Home / 11,187,532.80-16,789,593.60-7,399,756.80

Finding the Fourth Proportional to 11,187,532.80, 16,789,593.60 and 7,399,756.80

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Solution

The fourth proportional to 11,187,532.80, 16,789,593.60 and 7,399,756.80 is: 11,105,121.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,187,532.80 : 16,789,593.60 = 7,399,756.80 : x
  2. Step 2: Convert to fraction form
    11,187,532.80/16,789,593.60 = 7,399,756.80/x
  3. Step 3: Cross multiply
    11,187,532.80x = 16,789,593.60 × 7,399,756.80
  4. Step 4: Simplify right side
    11,187,532.80x = 124,238,909,410,836.48
  5. Step 5: Solve for x
    x = 124,238,909,410,836.48/11,187,532.80
  6. Step 6: Final answer
    x = 11,105,121.36

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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.