Home / 44,542,811.80-66,814,217.70-18,980,499.70

Finding the Fourth Proportional to 44,542,811.80, 66,814,217.70 and 18,980,499.70

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Solution

The fourth proportional to 44,542,811.80, 66,814,217.70 and 18,980,499.70 is: 28,470,749.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,542,811.80 : 66,814,217.70 = 18,980,499.70 : x
  2. Step 2: Convert to fraction form
    44,542,811.80/66,814,217.70 = 18,980,499.70/x
  3. Step 3: Cross multiply
    44,542,811.80x = 66,814,217.70 × 18,980,499.70
  4. Step 4: Simplify right side
    44,542,811.80x = 1,268,167,239,010,584.75
  5. Step 5: Solve for x
    x = 1,268,167,239,010,584.75/44,542,811.80
  6. Step 6: Final answer
    x = 28,470,749.55

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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.