Home / 18,314,015.00-27,435,107.70-10,621,499.27

Finding the Fourth Proportional to 18,314,015.00, 27,435,107.70 and 10,621,499.27

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Solution

The fourth proportional to 18,314,015.00, 27,435,107.70 and 10,621,499.27 is: 15,911,419.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,314,015.00 : 27,435,107.70 = 10,621,499.27 : x
  2. Step 2: Convert to fraction form
    18,314,015.00/27,435,107.70 = 10,621,499.27/x
  3. Step 3: Cross multiply
    18,314,015.00x = 27,435,107.70 × 10,621,499.27
  4. Step 4: Simplify right side
    18,314,015.00x = 291,401,976,270,745.88
  5. Step 5: Solve for x
    x = 291,401,976,270,745.88/18,314,015.00
  6. Step 6: Final answer
    x = 15,911,419.55

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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.