Home / 12,000,936.49-18,002,498.52-3,911,835.85

Finding the Fourth Proportional to 12,000,936.49, 18,002,498.52 and 3,911,835.85

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Solution

The fourth proportional to 12,000,936.49, 18,002,498.52 and 3,911,835.85 is: 5,868,110.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,000,936.49 : 18,002,498.52 = 3,911,835.85 : x
  2. Step 2: Convert to fraction form
    12,000,936.49/18,002,498.52 = 3,911,835.85/x
  3. Step 3: Cross multiply
    12,000,936.49x = 18,002,498.52 × 3,911,835.85
  4. Step 4: Simplify right side
    12,000,936.49x = 70,422,819,100,107.94
  5. Step 5: Solve for x
    x = 70,422,819,100,107.94/12,000,936.49
  6. Step 6: Final answer
    x = 5,868,110.31

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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.