Home / 12,463,747.80-18,695,621.70-10,336,234.20

Finding the Fourth Proportional to 12,463,747.80, 18,695,621.70 and 10,336,234.20

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Solution

The fourth proportional to 12,463,747.80, 18,695,621.70 and 10,336,234.20 is: 15,504,351.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463,747.80 : 18,695,621.70 = 10,336,234.20 : x
  2. Step 2: Convert to fraction form
    12,463,747.80/18,695,621.70 = 10,336,234.20/x
  3. Step 3: Cross multiply
    12,463,747.80x = 18,695,621.70 × 10,336,234.20
  4. Step 4: Simplify right side
    12,463,747.80x = 193,242,324,405,802.12
  5. Step 5: Solve for x
    x = 193,242,324,405,802.12/12,463,747.80
  6. Step 6: Final answer
    x = 15,504,351.30

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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.