Home / 17,515,910.02-26,278,658.51-8,425,611.71

Finding the Fourth Proportional to 17,515,910.02, 26,278,658.51 and 8,425,611.71

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Solution

The fourth proportional to 17,515,910.02, 26,278,658.51 and 8,425,611.71 is: 12,640,723.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,515,910.02 : 26,278,658.51 = 8,425,611.71 : x
  2. Step 2: Convert to fraction form
    17,515,910.02/26,278,658.51 = 8,425,611.71/x
  3. Step 3: Cross multiply
    17,515,910.02x = 26,278,658.51 × 8,425,611.71
  4. Step 4: Simplify right side
    17,515,910.02x = 221,413,772,888,515.75
  5. Step 5: Solve for x
    x = 221,413,772,888,515.75/17,515,910.02
  6. Step 6: Final answer
    x = 12,640,723.36

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1.5x scale

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.