Home / 10,693,886.20-16,040,829.30-7,824,104.80

Finding the Fourth Proportional to 10,693,886.20, 16,040,829.30 and 7,824,104.80

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Solution

The fourth proportional to 10,693,886.20, 16,040,829.30 and 7,824,104.80 is: 11,736,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,693,886.20 : 16,040,829.30 = 7,824,104.80 : x
  2. Step 2: Convert to fraction form
    10,693,886.20/16,040,829.30 = 7,824,104.80/x
  3. Step 3: Cross multiply
    10,693,886.20x = 16,040,829.30 × 7,824,104.80
  4. Step 4: Simplify right side
    10,693,886.20x = 125,505,129,522,110.64
  5. Step 5: Solve for x
    x = 125,505,129,522,110.64/10,693,886.20
  6. Step 6: Final answer
    x = 11,736,157.20

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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.