Home / 11,994,178.43-17,991,253.06-3,907,140.86

Finding the Fourth Proportional to 11,994,178.43, 17,991,253.06 and 3,907,140.86

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Solution

The fourth proportional to 11,994,178.43, 17,991,253.06 and 3,907,140.86 is: 5,860,706.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,994,178.43 : 17,991,253.06 = 3,907,140.86 : x
  2. Step 2: Convert to fraction form
    11,994,178.43/17,991,253.06 = 3,907,140.86/x
  3. Step 3: Cross multiply
    11,994,178.43x = 17,991,253.06 × 3,907,140.86
  4. Step 4: Simplify right side
    11,994,178.43x = 70,294,359,988,536.31
  5. Step 5: Solve for x
    x = 70,294,359,988,536.31/11,994,178.43
  6. Step 6: Final answer
    x = 5,860,706.54

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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.