Home / 13,494,664.60-20,241,996.90-12,192,962.20

Finding the Fourth Proportional to 13,494,664.60, 20,241,996.90 and 12,192,962.20

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Solution

The fourth proportional to 13,494,664.60, 20,241,996.90 and 12,192,962.20 is: 18,289,443.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494,664.60 : 20,241,996.90 = 12,192,962.20 : x
  2. Step 2: Convert to fraction form
    13,494,664.60/20,241,996.90 = 12,192,962.20/x
  3. Step 3: Cross multiply
    13,494,664.60x = 20,241,996.90 × 12,192,962.20
  4. Step 4: Simplify right side
    13,494,664.60x = 246,809,903,054,217.16
  5. Step 5: Solve for x
    x = 246,809,903,054,217.16/13,494,664.60
  6. Step 6: Final answer
    x = 18,289,443.30

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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.