Home / 13,504,688.36-20,257,002.24-10,435,142.96

Finding the Fourth Proportional to 13,504,688.36, 20,257,002.24 and 10,435,142.96

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Solution

The fourth proportional to 13,504,688.36, 20,257,002.24 and 10,435,142.96 is: 15,652,691.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,504,688.36 : 20,257,002.24 = 10,435,142.96 : x
  2. Step 2: Convert to fraction form
    13,504,688.36/20,257,002.24 = 10,435,142.96/x
  3. Step 3: Cross multiply
    13,504,688.36x = 20,257,002.24 × 10,435,142.96
  4. Step 4: Simplify right side
    13,504,688.36x = 211,384,714,315,440.22
  5. Step 5: Solve for x
    x = 211,384,714,315,440.22/13,504,688.36
  6. Step 6: Final answer
    x = 15,652,691.03

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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.