Home / 10,790,438.20-16,183,065.30-6,231,628.60

Finding the Fourth Proportional to 10,790,438.20, 16,183,065.30 and 6,231,628.60

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Solution

The fourth proportional to 10,790,438.20, 16,183,065.30 and 6,231,628.60 is: 9,345,945.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790,438.20 : 16,183,065.30 = 6,231,628.60 : x
  2. Step 2: Convert to fraction form
    10,790,438.20/16,183,065.30 = 6,231,628.60/x
  3. Step 3: Cross multiply
    10,790,438.20x = 16,183,065.30 × 6,231,628.60
  4. Step 4: Simplify right side
    10,790,438.20x = 100,846,852,559,147.58
  5. Step 5: Solve for x
    x = 100,846,852,559,147.58/10,790,438.20
  6. Step 6: Final answer
    x = 9,345,945.98

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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.