Home / 11,985,637.41-17,991,250.16-5,165,576.37

Finding the Fourth Proportional to 11,985,637.41, 17,991,250.16 and 5,165,576.37

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Solution

The fourth proportional to 11,985,637.41, 17,991,250.16 and 5,165,576.37 is: 7,753,878.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,985,637.41 : 17,991,250.16 = 5,165,576.37 : x
  2. Step 2: Convert to fraction form
    11,985,637.41/17,991,250.16 = 5,165,576.37/x
  3. Step 3: Cross multiply
    11,985,637.41x = 17,991,250.16 × 5,165,576.37
  4. Step 4: Simplify right side
    11,985,637.41x = 92,935,176,667,426.84
  5. Step 5: Solve for x
    x = 92,935,176,667,426.84/11,985,637.41
  6. Step 6: Final answer
    x = 7,753,878.54

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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.