Home / 31,133,277.88-46,659,409.83-12,667,703.22

Finding the Fourth Proportional to 31,133,277.88, 46,659,409.83 and 12,667,703.22

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Solution

The fourth proportional to 31,133,277.88, 46,659,409.83 and 12,667,703.22 is: 18,985,073.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,133,277.88 : 46,659,409.83 = 12,667,703.22 : x
  2. Step 2: Convert to fraction form
    31,133,277.88/46,659,409.83 = 12,667,703.22/x
  3. Step 3: Cross multiply
    31,133,277.88x = 46,659,409.83 × 12,667,703.22
  4. Step 4: Simplify right side
    31,133,277.88x = 591,067,556,146,790.62
  5. Step 5: Solve for x
    x = 591,067,556,146,790.62/31,133,277.88
  6. Step 6: Final answer
    x = 18,985,073.09

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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.