Finding the Fourth Proportional to 9,979,471.08, 13,771,589.92 and 5,793,544.37
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Solution
The fourth proportional to 9,979,471.08, 13,771,589.92 and 5,793,544.37 is: 7,995,044.68
Step by Step Solution
- Step 1: Write the proportion equation
9,979,471.08 : 13,771,589.92 = 5,793,544.37 : x - Step 2: Convert to fraction form
9,979,471.08/13,771,589.92 = 5,793,544.37/x - Step 3: Cross multiply
9,979,471.08x = 13,771,589.92 × 5,793,544.37 - Step 4: Simplify right side
9,979,471.08x = 79,786,317,186,142.42 - Step 5: Solve for x
x = 79,786,317,186,142.42/9,979,471.08 - Step 6: Final answer
x = 7,995,044.68
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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.