Home / 13,667,072.80-20,476,989.60-6,463,094.80

Finding the Fourth Proportional to 13,667,072.80, 20,476,989.60 and 6,463,094.80

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Solution

The fourth proportional to 13,667,072.80, 20,476,989.60 and 6,463,094.80 is: 9,683,472.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,667,072.80 : 20,476,989.60 = 6,463,094.80 : x
  2. Step 2: Convert to fraction form
    13,667,072.80/20,476,989.60 = 6,463,094.80/x
  3. Step 3: Cross multiply
    13,667,072.80x = 20,476,989.60 × 6,463,094.80
  4. Step 4: Simplify right side
    13,667,072.80x = 132,344,725,003,414.08
  5. Step 5: Solve for x
    x = 132,344,725,003,414.08/13,667,072.80
  6. Step 6: Final answer
    x = 9,683,472.60

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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.