Home / 13,759,497.80-20,654,993.10-8,082,920.60

Finding the Fourth Proportional to 13,759,497.80, 20,654,993.10 and 8,082,920.60

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Solution

The fourth proportional to 13,759,497.80, 20,654,993.10 and 8,082,920.60 is: 12,133,631.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,759,497.80 : 20,654,993.10 = 8,082,920.60 : x
  2. Step 2: Convert to fraction form
    13,759,497.80/20,654,993.10 = 8,082,920.60/x
  3. Step 3: Cross multiply
    13,759,497.80x = 20,654,993.10 × 8,082,920.60
  4. Step 4: Simplify right side
    13,759,497.80x = 166,952,669,220,847.88
  5. Step 5: Solve for x
    x = 166,952,669,220,847.88/13,759,497.80
  6. Step 6: Final answer
    x = 12,133,631.01

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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.