Home / 11,652,015.20-17,478,022.80-7,410,984.80

Finding the Fourth Proportional to 11,652,015.20, 17,478,022.80 and 7,410,984.80

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Solution

The fourth proportional to 11,652,015.20, 17,478,022.80 and 7,410,984.80 is: 11,116,477.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,652,015.20 : 17,478,022.80 = 7,410,984.80 : x
  2. Step 2: Convert to fraction form
    11,652,015.20/17,478,022.80 = 7,410,984.80/x
  3. Step 3: Cross multiply
    11,652,015.20x = 17,478,022.80 × 7,410,984.80
  4. Step 4: Simplify right side
    11,652,015.20x = 129,529,361,304,853.44
  5. Step 5: Solve for x
    x = 129,529,361,304,853.44/11,652,015.20
  6. Step 6: Final answer
    x = 11,116,477.20

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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.