Home / 13,462,800.81-18,704,090.37-13,301,375.60

Finding the Fourth Proportional to 13,462,800.81, 18,704,090.37 and 13,301,375.60

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Solution

The fourth proportional to 13,462,800.81, 18,704,090.37 and 13,301,375.60 is: 18,479,819.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,462,800.81 : 18,704,090.37 = 13,301,375.60 : x
  2. Step 2: Convert to fraction form
    13,462,800.81/18,704,090.37 = 13,301,375.60/x
  3. Step 3: Cross multiply
    13,462,800.81x = 18,704,090.37 × 13,301,375.60
  4. Step 4: Simplify right side
    13,462,800.81x = 248,790,131,267,712.97
  5. Step 5: Solve for x
    x = 248,790,131,267,712.97/13,462,800.81
  6. Step 6: Final answer
    x = 18,479,819.67

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.