Home / 11,999,926.50-18,001,759.59-3,911,025.48

Finding the Fourth Proportional to 11,999,926.50, 18,001,759.59 and 3,911,025.48

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Solution

The fourth proportional to 11,999,926.50, 18,001,759.59 and 3,911,025.48 is: 5,867,147.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,999,926.50 : 18,001,759.59 = 3,911,025.48 : x
  2. Step 2: Convert to fraction form
    11,999,926.50/18,001,759.59 = 3,911,025.48/x
  3. Step 3: Cross multiply
    11,999,926.50x = 18,001,759.59 × 3,911,025.48
  4. Step 4: Simplify right side
    11,999,926.50x = 70,405,340,441,324.36
  5. Step 5: Solve for x
    x = 70,405,340,441,324.36/11,999,926.50
  6. Step 6: Final answer
    x = 5,867,147.64

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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.