Home / 16,245,087.40-24,367,631.10-12,631,288.60

Finding the Fourth Proportional to 16,245,087.40, 24,367,631.10 and 12,631,288.60

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Solution

The fourth proportional to 16,245,087.40, 24,367,631.10 and 12,631,288.60 is: 18,946,932.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,245,087.40 : 24,367,631.10 = 12,631,288.60 : x
  2. Step 2: Convert to fraction form
    16,245,087.40/24,367,631.10 = 12,631,288.60/x
  3. Step 3: Cross multiply
    16,245,087.40x = 24,367,631.10 × 12,631,288.60
  4. Step 4: Simplify right side
    16,245,087.40x = 307,794,580,922,435.50
  5. Step 5: Solve for x
    x = 307,794,580,922,435.50/16,245,087.40
  6. Step 6: Final answer
    x = 18,946,932.90

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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.