Home / 11,190,899.20-16,794,643.20-8,204,915.20

Finding the Fourth Proportional to 11,190,899.20, 16,794,643.20 and 8,204,915.20

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Solution

The fourth proportional to 11,190,899.20, 16,794,643.20 and 8,204,915.20 is: 12,313,454.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,190,899.20 : 16,794,643.20 = 8,204,915.20 : x
  2. Step 2: Convert to fraction form
    11,190,899.20/16,794,643.20 = 8,204,915.20/x
  3. Step 3: Cross multiply
    11,190,899.20x = 16,794,643.20 × 8,204,915.20
  4. Step 4: Simplify right side
    11,190,899.20x = 137,798,623,270,256.64
  5. Step 5: Solve for x
    x = 137,798,623,270,256.64/11,190,899.20
  6. Step 6: Final answer
    x = 12,313,454.07

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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.