Home / 11,890,388-16,408,186.32-6,733,786.46

Finding the Fourth Proportional to 11,890,388, 16,408,186.32 and 6,733,786.46

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Solution

The fourth proportional to 11,890,388, 16,408,186.32 and 6,733,786.46 is: 9,292,314.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,890,388 : 16,408,186.32 = 6,733,786.46 : x
  2. Step 2: Convert to fraction form
    11,890,388/16,408,186.32 = 6,733,786.46/x
  3. Step 3: Cross multiply
    11,890,388x = 16,408,186.32 × 6,733,786.46
  4. Step 4: Simplify right side
    11,890,388x = 110,489,222,874,773.23
  5. Step 5: Solve for x
    x = 110,489,222,874,773.23/11,890,388
  6. Step 6: Final answer
    x = 9,292,314.34

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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.