Home / 10,880,891.10-16,321,951.05-3,308,103.90

Finding the Fourth Proportional to 10,880,891.10, 16,321,951.05 and 3,308,103.90

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Solution

The fourth proportional to 10,880,891.10, 16,321,951.05 and 3,308,103.90 is: 4,962,342.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,880,891.10 : 16,321,951.05 = 3,308,103.90 : x
  2. Step 2: Convert to fraction form
    10,880,891.10/16,321,951.05 = 3,308,103.90/x
  3. Step 3: Cross multiply
    10,880,891.10x = 16,321,951.05 × 3,308,103.90
  4. Step 4: Simplify right side
    10,880,891.10x = 53,994,709,924,114.09
  5. Step 5: Solve for x
    x = 53,994,709,924,114.09/10,880,891.10
  6. Step 6: Final answer
    x = 4,962,342.65

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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.