Home / 18,441,682.78-27,682,003.06-10,361,563.42

Finding the Fourth Proportional to 18,441,682.78, 27,682,003.06 and 10,361,563.42

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Solution

The fourth proportional to 18,441,682.78, 27,682,003.06 and 10,361,563.42 is: 15,553,289.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,441,682.78 : 27,682,003.06 = 10,361,563.42 : x
  2. Step 2: Convert to fraction form
    18,441,682.78/27,682,003.06 = 10,361,563.42/x
  3. Step 3: Cross multiply
    18,441,682.78x = 27,682,003.06 × 10,361,563.42
  4. Step 4: Simplify right side
    18,441,682.78x = 286,828,830,298,824.06
  5. Step 5: Solve for x
    x = 286,828,830,298,824.06/18,441,682.78
  6. Step 6: Final answer
    x = 15,553,289.45

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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.