Finding the Fourth Proportional to 48,449,202.09, 66,848,406.21 and 27,539,589.39
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Solution
The fourth proportional to 48,449,202.09, 66,848,406.21 and 27,539,589.39 is: 37,998,100.67
Step by Step Solution
- Step 1: Write the proportion equation
48,449,202.09 : 66,848,406.21 = 27,539,589.39 : x - Step 2: Convert to fraction form
48,449,202.09/66,848,406.21 = 27,539,589.39/x - Step 3: Cross multiply
48,449,202.09x = 66,848,406.21 × 27,539,589.39 - Step 4: Simplify right side
48,449,202.09x = 1,840,977,658,399,326.25 - Step 5: Solve for x
x = 1,840,977,658,399,326.25/48,449,202.09 - Step 6: Final answer
x = 37,998,100.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.