Finding the Fourth Proportional to 84,358,086.64, 126,504,415.62 and 29,015,398.27
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Solution
The fourth proportional to 84,358,086.64, 126,504,415.62 and 29,015,398.27 is: 43,511,845.14
Step by Step Solution
- Step 1: Write the proportion equation
84,358,086.64 : 126,504,415.62 = 29,015,398.27 : x - Step 2: Convert to fraction form
84,358,086.64/126,504,415.62 = 29,015,398.27/x - Step 3: Cross multiply
84,358,086.64x = 126,504,415.62 × 29,015,398.27 - Step 4: Simplify right side
84,358,086.64x = 3,670,576,002,127,909 - Step 5: Solve for x
x = 3,670,576,002,127,909/84,358,086.64 - Step 6: Final answer
x = 43,511,845.14
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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.