Home / 31,133,295.88-46,659,436.83-12,667,721.22

Finding the Fourth Proportional to 31,133,295.88, 46,659,436.83 and 12,667,721.22

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Solution

The fourth proportional to 31,133,295.88, 46,659,436.83 and 12,667,721.22 is: 18,985,100.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,133,295.88 : 46,659,436.83 = 12,667,721.22 : x
  2. Step 2: Convert to fraction form
    31,133,295.88/46,659,436.83 = 12,667,721.22/x
  3. Step 3: Cross multiply
    31,133,295.88x = 46,659,436.83 × 12,667,721.22
  4. Step 4: Simplify right side
    31,133,295.88x = 591,068,738,044,640.50
  5. Step 5: Solve for x
    x = 591,068,738,044,640.50/31,133,295.88
  6. Step 6: Final answer
    x = 18,985,100.08

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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.