Home / 11,647,969.20-16,074,251.40-6,756,087.60

Finding the Fourth Proportional to 11,647,969.20, 16,074,251.40 and 6,756,087.60

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Solution

The fourth proportional to 11,647,969.20, 16,074,251.40 and 6,756,087.60 is: 9,323,432.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,647,969.20 : 16,074,251.40 = 6,756,087.60 : x
  2. Step 2: Convert to fraction form
    11,647,969.20/16,074,251.40 = 6,756,087.60/x
  3. Step 3: Cross multiply
    11,647,969.20x = 16,074,251.40 × 6,756,087.60
  4. Step 4: Simplify right side
    11,647,969.20x = 108,599,050,562,822.64
  5. Step 5: Solve for x
    x = 108,599,050,562,822.64/11,647,969.20
  6. Step 6: Final answer
    x = 9,323,432.15

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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.