Home / 31,134,702.03-46,661,538.86-12,669,122.91

Finding the Fourth Proportional to 31,134,702.03, 46,661,538.86 and 12,669,122.91

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Solution

The fourth proportional to 31,134,702.03, 46,661,538.86 and 12,669,122.91 is: 18,987,198.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,134,702.03 : 46,661,538.86 = 12,669,122.91 : x
  2. Step 2: Convert to fraction form
    31,134,702.03/46,661,538.86 = 12,669,122.91/x
  3. Step 3: Cross multiply
    31,134,702.03x = 46,661,538.86 × 12,669,122.91
  4. Step 4: Simplify right side
    31,134,702.03x = 591,160,770,987,081.25
  5. Step 5: Solve for x
    x = 591,160,770,987,081.25/31,134,702.03
  6. Step 6: Final answer
    x = 18,987,198.61

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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.