Home / 7,339,964.20-11,009,946.30-1,949,446.60

Finding the Fourth Proportional to 7,339,964.20, 11,009,946.30 and 1,949,446.60

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Solution

The fourth proportional to 7,339,964.20, 11,009,946.30 and 1,949,446.60 is: 2,924,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339,964.20 : 11,009,946.30 = 1,949,446.60 : x
  2. Step 2: Convert to fraction form
    7,339,964.20/11,009,946.30 = 1,949,446.60/x
  3. Step 3: Cross multiply
    7,339,964.20x = 11,009,946.30 × 1,949,446.60
  4. Step 4: Simplify right side
    7,339,964.20x = 21,463,302,380,717.58
  5. Step 5: Solve for x
    x = 21,463,302,380,717.58/7,339,964.20
  6. Step 6: Final answer
    x = 2,924,169.90

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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.