Home / 11,839,230.80-16,329,135.75-10,188,160.78

Finding the Fourth Proportional to 11,839,230.80, 16,329,135.75 and 10,188,160.78

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Solution

The fourth proportional to 11,839,230.80, 16,329,135.75 and 10,188,160.78 is: 14,051,914.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839,230.80 : 16,329,135.75 = 10,188,160.78 : x
  2. Step 2: Convert to fraction form
    11,839,230.80/16,329,135.75 = 10,188,160.78/x
  3. Step 3: Cross multiply
    11,839,230.80x = 16,329,135.75 × 10,188,160.78
  4. Step 4: Simplify right side
    11,839,230.80x = 166,363,860,409,327.94
  5. Step 5: Solve for x
    x = 166,363,860,409,327.94/11,839,230.80
  6. Step 6: Final answer
    x = 14,051,914.63

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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.