Home / 12,903,203.80-19,354,857.88-5,226,993.81

Finding the Fourth Proportional to 12,903,203.80, 19,354,857.88 and 5,226,993.81

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Solution

The fourth proportional to 12,903,203.80, 19,354,857.88 and 5,226,993.81 is: 7,840,511.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,903,203.80 : 19,354,857.88 = 5,226,993.81 : x
  2. Step 2: Convert to fraction form
    12,903,203.80/19,354,857.88 = 5,226,993.81/x
  3. Step 3: Cross multiply
    12,903,203.80x = 19,354,857.88 × 5,226,993.81
  4. Step 4: Simplify right side
    12,903,203.80x = 101,167,722,332,189.70
  5. Step 5: Solve for x
    x = 101,167,722,332,189.70/12,903,203.80
  6. Step 6: Final answer
    x = 7,840,511.85

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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.