Home / 16,102,029.80-24,146,046.30-5,315,162.60

Finding the Fourth Proportional to 16,102,029.80, 24,146,046.30 and 5,315,162.60

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Solution

The fourth proportional to 16,102,029.80, 24,146,046.30 and 5,315,162.60 is: 7,970,433.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,102,029.80 : 24,146,046.30 = 5,315,162.60 : x
  2. Step 2: Convert to fraction form
    16,102,029.80/24,146,046.30 = 5,315,162.60/x
  3. Step 3: Cross multiply
    16,102,029.80x = 24,146,046.30 × 5,315,162.60
  4. Step 4: Simplify right side
    16,102,029.80x = 128,340,162,231,628.38
  5. Step 5: Solve for x
    x = 128,340,162,231,628.38/16,102,029.80
  6. Step 6: Final answer
    x = 7,970,433.78

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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.