Home / 8,515,212.94-12,774,853.05-2,835,486.46

Finding the Fourth Proportional to 8,515,212.94, 12,774,853.05 and 2,835,486.46

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Solution

The fourth proportional to 8,515,212.94, 12,774,853.05 and 2,835,486.46 is: 4,253,906.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,515,212.94 : 12,774,853.05 = 2,835,486.46 : x
  2. Step 2: Convert to fraction form
    8,515,212.94/12,774,853.05 = 2,835,486.46/x
  3. Step 3: Cross multiply
    8,515,212.94x = 12,774,853.05 × 2,835,486.46
  4. Step 4: Simplify right side
    8,515,212.94x = 36,222,922,851,764.70
  5. Step 5: Solve for x
    x = 36,222,922,851,764.70/8,515,212.94
  6. Step 6: Final answer
    x = 4,253,906.87

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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.