Home / 13,355,235.30-20,022,588.20-6,784,542.30

Finding the Fourth Proportional to 13,355,235.30, 20,022,588.20 and 6,784,542.30

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Solution

The fourth proportional to 13,355,235.30, 20,022,588.20 and 6,784,542.30 is: 10,171,598.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,355,235.30 : 20,022,588.20 = 6,784,542.30 : x
  2. Step 2: Convert to fraction form
    13,355,235.30/20,022,588.20 = 6,784,542.30/x
  3. Step 3: Cross multiply
    13,355,235.30x = 20,022,588.20 × 6,784,542.30
  4. Step 4: Simplify right side
    13,355,235.30x = 135,844,096,598,380.84
  5. Step 5: Solve for x
    x = 135,844,096,598,380.84/13,355,235.30
  6. Step 6: Final answer
    x = 10,171,598.89

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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.