Home / 7,219,193.72-10,828,249.30-2,101,662.94

Finding the Fourth Proportional to 7,219,193.72, 10,828,249.30 and 2,101,662.94

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Solution

The fourth proportional to 7,219,193.72, 10,828,249.30 and 2,101,662.94 is: 3,152,336.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219,193.72 : 10,828,249.30 = 2,101,662.94 : x
  2. Step 2: Convert to fraction form
    7,219,193.72/10,828,249.30 = 2,101,662.94/x
  3. Step 3: Cross multiply
    7,219,193.72x = 10,828,249.30 × 2,101,662.94
  4. Step 4: Simplify right side
    7,219,193.72x = 22,757,330,258,890.94
  5. Step 5: Solve for x
    x = 22,757,330,258,890.94/7,219,193.72
  6. Step 6: Final answer
    x = 3,152,336.83

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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.