Finding the Fourth Proportional to 16,001,621.48, 22,082,292.60 and 8,659,452.68
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Solution
The fourth proportional to 16,001,621.48, 22,082,292.60 and 8,659,452.68 is: 11,950,074.44
Step by Step Solution
- Step 1: Write the proportion equation
16,001,621.48 : 22,082,292.60 = 8,659,452.68 : x - Step 2: Convert to fraction form
16,001,621.48/22,082,292.60 = 8,659,452.68/x - Step 3: Cross multiply
16,001,621.48x = 22,082,292.60 × 8,659,452.68 - Step 4: Simplify right side
16,001,621.48x = 191,220,567,835,614.19 - Step 5: Solve for x
x = 191,220,567,835,614.19/16,001,621.48 - Step 6: Final answer
x = 11,950,074.44
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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.