Finding the Fourth Proportional to 75,638,714.24, 113,493,504 and 37,279,317.44
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Solution
The fourth proportional to 75,638,714.24, 113,493,504 and 37,279,317.44 is: 55,936,439.50
Step by Step Solution
- Step 1: Write the proportion equation
75,638,714.24 : 113,493,504 = 37,279,317.44 : x - Step 2: Convert to fraction form
75,638,714.24/113,493,504 = 37,279,317.44/x - Step 3: Cross multiply
75,638,714.24x = 113,493,504 × 37,279,317.44 - Step 4: Simplify right side
75,638,714.24x = 4,230,960,362,993,909.50 - Step 5: Solve for x
x = 4,230,960,362,993,909.50/75,638,714.24 - Step 6: Final answer
x = 55,936,439.50
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1.5x scale
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.