Home / 13,642,041.44-20,450,958.14-5,004,154.98

Finding the Fourth Proportional to 13,642,041.44, 20,450,958.14 and 5,004,154.98

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Solution

The fourth proportional to 13,642,041.44, 20,450,958.14 and 5,004,154.98 is: 7,501,792.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,642,041.44 : 20,450,958.14 = 5,004,154.98 : x
  2. Step 2: Convert to fraction form
    13,642,041.44/20,450,958.14 = 5,004,154.98/x
  3. Step 3: Cross multiply
    13,642,041.44x = 20,450,958.14 × 5,004,154.98
  4. Step 4: Simplify right side
    13,642,041.44x = 102,339,764,022,052.55
  5. Step 5: Solve for x
    x = 102,339,764,022,052.55/13,642,041.44
  6. Step 6: Final answer
    x = 7,501,792.49

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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.