Home / 31,099,601.40-46,670,397.30-20,290,572.60

Finding the Fourth Proportional to 31,099,601.40, 46,670,397.30 and 20,290,572.60

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Solution

The fourth proportional to 31,099,601.40, 46,670,397.30 and 20,290,572.60 is: 30,449,556.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,099,601.40 : 46,670,397.30 = 20,290,572.60 : x
  2. Step 2: Convert to fraction form
    31,099,601.40/46,670,397.30 = 20,290,572.60/x
  3. Step 3: Cross multiply
    31,099,601.40x = 46,670,397.30 × 20,290,572.60
  4. Step 4: Simplify right side
    31,099,601.40x = 946,969,084,686,494
  5. Step 5: Solve for x
    x = 946,969,084,686,494/31,099,601.40
  6. Step 6: Final answer
    x = 30,449,556.97

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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.