Home / 11,415,732-17,120,977.68-6,806,022.60

Finding the Fourth Proportional to 11,415,732, 17,120,977.68 and 6,806,022.60

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Solution

The fourth proportional to 11,415,732, 17,120,977.68 and 6,806,022.60 is: 10,207,471.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,415,732 : 17,120,977.68 = 6,806,022.60 : x
  2. Step 2: Convert to fraction form
    11,415,732/17,120,977.68 = 6,806,022.60/x
  3. Step 3: Cross multiply
    11,415,732x = 17,120,977.68 × 6,806,022.60
  4. Step 4: Simplify right side
    11,415,732x = 116,525,761,024,175.56
  5. Step 5: Solve for x
    x = 116,525,761,024,175.56/11,415,732
  6. Step 6: Final answer
    x = 10,207,471.67

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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.