Home / 31,263,226.20-46,936,829.70-19,953,811.80

Finding the Fourth Proportional to 31,263,226.20, 46,936,829.70 and 19,953,811.80

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Solution

The fourth proportional to 31,263,226.20, 46,936,829.70 and 19,953,811.80 is: 29,957,518.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,263,226.20 : 46,936,829.70 = 19,953,811.80 : x
  2. Step 2: Convert to fraction form
    31,263,226.20/46,936,829.70 = 19,953,811.80/x
  3. Step 3: Cross multiply
    31,263,226.20x = 46,936,829.70 × 19,953,811.80
  4. Step 4: Simplify right side
    31,263,226.20x = 936,568,666,322,450.50
  5. Step 5: Solve for x
    x = 936,568,666,322,450.50/31,263,226.20
  6. Step 6: Final answer
    x = 29,957,518.15

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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.