Home / 20,089,940.67-27,729,140.13-12,350,498.94

Finding the Fourth Proportional to 20,089,940.67, 27,729,140.13 and 12,350,498.94

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Solution

The fourth proportional to 20,089,940.67, 27,729,140.13 and 12,350,498.94 is: 17,046,775.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,089,940.67 : 27,729,140.13 = 12,350,498.94 : x
  2. Step 2: Convert to fraction form
    20,089,940.67/27,729,140.13 = 12,350,498.94/x
  3. Step 3: Cross multiply
    20,089,940.67x = 27,729,140.13 × 12,350,498.94
  4. Step 4: Simplify right side
    20,089,940.67x = 342,468,715,782,676.44
  5. Step 5: Solve for x
    x = 342,468,715,782,676.44/20,089,940.67
  6. Step 6: Final answer
    x = 17,046,775.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.