Home / 31,133,346.37-46,659,512.67-12,667,771.92

Finding the Fourth Proportional to 31,133,346.37, 46,659,512.67 and 12,667,771.92

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Solution

The fourth proportional to 31,133,346.37, 46,659,512.67 and 12,667,771.92 is: 18,985,176.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,133,346.37 : 46,659,512.67 = 12,667,771.92 : x
  2. Step 2: Convert to fraction form
    31,133,346.37/46,659,512.67 = 12,667,771.92/x
  3. Step 3: Cross multiply
    31,133,346.37x = 46,659,512.67 × 12,667,771.92
  4. Step 4: Simplify right side
    31,133,346.37x = 591,072,064,401,910.25
  5. Step 5: Solve for x
    x = 591,072,064,401,910.25/31,133,346.37
  6. Step 6: Final answer
    x = 18,985,176.13

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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.