Home / 49,780,108.80-74,670,163.20-31,089,715.20

Finding the Fourth Proportional to 49,780,108.80, 74,670,163.20 and 31,089,715.20

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Solution

The fourth proportional to 49,780,108.80, 74,670,163.20 and 31,089,715.20 is: 46,634,572.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,780,108.80 : 74,670,163.20 = 31,089,715.20 : x
  2. Step 2: Convert to fraction form
    49,780,108.80/74,670,163.20 = 31,089,715.20/x
  3. Step 3: Cross multiply
    49,780,108.80x = 74,670,163.20 × 31,089,715.20
  4. Step 4: Simplify right side
    49,780,108.80x = 2,321,474,107,825,520.50
  5. Step 5: Solve for x
    x = 2,321,474,107,825,520.50/49,780,108.80
  6. Step 6: Final answer
    x = 46,634,572.80

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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.