Home / 8,515,208.19-12,774,845.93-2,835,481.71

Finding the Fourth Proportional to 8,515,208.19, 12,774,845.93 and 2,835,481.71

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Solution

The fourth proportional to 8,515,208.19, 12,774,845.93 and 2,835,481.71 is: 4,253,899.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,515,208.19 : 12,774,845.93 = 2,835,481.71 : x
  2. Step 2: Convert to fraction form
    8,515,208.19/12,774,845.93 = 2,835,481.71/x
  3. Step 3: Cross multiply
    8,515,208.19x = 12,774,845.93 × 2,835,481.71
  4. Step 4: Simplify right side
    8,515,208.19x = 36,222,841,968,405.53
  5. Step 5: Solve for x
    x = 36,222,841,968,405.53/8,515,208.19
  6. Step 6: Final answer
    x = 4,253,899.75

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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.