Finding the Fourth Proportional to 74,299,589.48, 111,458,247.75 and 35,933,535.09
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Solution
The fourth proportional to 74,299,589.48, 111,458,247.75 and 35,933,535.09 is: 53,904,589.31
Step by Step Solution
- Step 1: Write the proportion equation
74,299,589.48 : 111,458,247.75 = 35,933,535.09 : x - Step 2: Convert to fraction form
74,299,589.48/111,458,247.75 = 35,933,535.09/x - Step 3: Cross multiply
74,299,589.48x = 111,458,247.75 × 35,933,535.09 - Step 4: Simplify right side
74,299,589.48x = 4,005,088,856,594,539 - Step 5: Solve for x
x = 4,005,088,856,594,539/74,299,589.48 - Step 6: Final answer
x = 53,904,589.31
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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.