Home / 13,052,571.62-19,483,046.64-12,090,663.42

Finding the Fourth Proportional to 13,052,571.62, 19,483,046.64 and 12,090,663.42

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Solution

The fourth proportional to 13,052,571.62, 19,483,046.64 and 12,090,663.42 is: 18,047,245.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052,571.62 : 19,483,046.64 = 12,090,663.42 : x
  2. Step 2: Convert to fraction form
    13,052,571.62/19,483,046.64 = 12,090,663.42/x
  3. Step 3: Cross multiply
    13,052,571.62x = 19,483,046.64 × 12,090,663.42
  4. Step 4: Simplify right side
    13,052,571.62x = 235,562,959,320,401.91
  5. Step 5: Solve for x
    x = 235,562,959,320,401.91/13,052,571.62
  6. Step 6: Final answer
    x = 18,047,245.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.