Finding the Fourth Proportional to 44,396,504.40, 66,544,990.20 and 18,833,163.60
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Solution
The fourth proportional to 44,396,504.40, 66,544,990.20 and 18,833,163.60 is: 28,228,634.31
Step by Step Solution
- Step 1: Write the proportion equation
44,396,504.40 : 66,544,990.20 = 18,833,163.60 : x - Step 2: Convert to fraction form
44,396,504.40/66,544,990.20 = 18,833,163.60/x - Step 3: Cross multiply
44,396,504.40x = 66,544,990.20 × 18,833,163.60 - Step 4: Simplify right side
44,396,504.40x = 1,253,252,687,196,997 - Step 5: Solve for x
x = 1,253,252,687,196,997/44,396,504.40 - Step 6: Final answer
x = 28,228,634.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.