Home / 31,385,733.06-43,312,827.38-17,257,512.36

Finding the Fourth Proportional to 31,385,733.06, 43,312,827.38 and 17,257,512.36

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Solution

The fourth proportional to 31,385,733.06, 43,312,827.38 and 17,257,512.36 is: 23,815,650.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,385,733.06 : 43,312,827.38 = 17,257,512.36 : x
  2. Step 2: Convert to fraction form
    31,385,733.06/43,312,827.38 = 17,257,512.36/x
  3. Step 3: Cross multiply
    31,385,733.06x = 43,312,827.38 × 17,257,512.36
  4. Step 4: Simplify right side
    31,385,733.06x = 747,471,653,770,608.88
  5. Step 5: Solve for x
    x = 747,471,653,770,608.88/31,385,733.06
  6. Step 6: Final answer
    x = 23,815,650.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.