Home / 10,694,076.60-16,043,447.70-3,120,425.40

Finding the Fourth Proportional to 10,694,076.60, 16,043,447.70 and 3,120,425.40

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Solution

The fourth proportional to 10,694,076.60, 16,043,447.70 and 3,120,425.40 is: 4,681,318.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,694,076.60 : 16,043,447.70 = 3,120,425.40 : x
  2. Step 2: Convert to fraction form
    10,694,076.60/16,043,447.70 = 3,120,425.40/x
  3. Step 3: Cross multiply
    10,694,076.60x = 16,043,447.70 × 3,120,425.40
  4. Step 4: Simplify right side
    10,694,076.60x = 50,062,381,706,651.58
  5. Step 5: Solve for x
    x = 50,062,381,706,651.58/10,694,076.60
  6. Step 6: Final answer
    x = 4,681,318.79

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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.