Home / 54,322,542.42-81,483,835.68-13,382,777.94

Finding the Fourth Proportional to 54,322,542.42, 81,483,835.68 and 13,382,777.94

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Solution

The fourth proportional to 54,322,542.42, 81,483,835.68 and 13,382,777.94 is: 20,074,172.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,322,542.42 : 81,483,835.68 = 13,382,777.94 : x
  2. Step 2: Convert to fraction form
    54,322,542.42/81,483,835.68 = 13,382,777.94/x
  3. Step 3: Cross multiply
    54,322,542.42x = 81,483,835.68 × 13,382,777.94
  4. Step 4: Simplify right side
    54,322,542.42x = 1,090,480,078,604,889
  5. Step 5: Solve for x
    x = 1,090,480,078,604,889/54,322,542.42
  6. Step 6: Final answer
    x = 20,074,172.34

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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.