Home / 7,624,236.78-11,436,491.86-2,769,990.72

Finding the Fourth Proportional to 7,624,236.78, 11,436,491.86 and 2,769,990.72

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Solution

The fourth proportional to 7,624,236.78, 11,436,491.86 and 2,769,990.72 is: 4,155,035.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,624,236.78 : 11,436,491.86 = 2,769,990.72 : x
  2. Step 2: Convert to fraction form
    7,624,236.78/11,436,491.86 = 2,769,990.72/x
  3. Step 3: Cross multiply
    7,624,236.78x = 11,436,491.86 × 2,769,990.72
  4. Step 4: Simplify right side
    7,624,236.78x = 31,678,976,271,743.72
  5. Step 5: Solve for x
    x = 31,678,976,271,743.72/7,624,236.78
  6. Step 6: Final answer
    x = 4,155,035.73

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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.