Home / 13,843,112.10-20,764,668.15-8,174,408.10

Finding the Fourth Proportional to 13,843,112.10, 20,764,668.15 and 8,174,408.10

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Solution

The fourth proportional to 13,843,112.10, 20,764,668.15 and 8,174,408.10 is: 12,261,612.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,843,112.10 : 20,764,668.15 = 8,174,408.10 : x
  2. Step 2: Convert to fraction form
    13,843,112.10/20,764,668.15 = 8,174,408.10/x
  3. Step 3: Cross multiply
    13,843,112.10x = 20,764,668.15 × 8,174,408.10
  4. Step 4: Simplify right side
    13,843,112.10x = 169,738,871,519,172
  5. Step 5: Solve for x
    x = 169,738,871,519,172/13,843,112.10
  6. Step 6: Final answer
    x = 12,261,612.15

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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.