Finding the Fourth Proportional to 8,541,819.36, 11,800,514.16 and 5,608,595.52
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Solution
The fourth proportional to 8,541,819.36, 11,800,514.16 and 5,608,595.52 is: 7,748,268.61
Step by Step Solution
- Step 1: Write the proportion equation
8,541,819.36 : 11,800,514.16 = 5,608,595.52 : x - Step 2: Convert to fraction form
8,541,819.36/11,800,514.16 = 5,608,595.52/x - Step 3: Cross multiply
8,541,819.36x = 11,800,514.16 × 5,608,595.52 - Step 4: Simplify right side
8,541,819.36x = 66,184,310,851,472.56 - Step 5: Solve for x
x = 66,184,310,851,472.56/8,541,819.36 - Step 6: Final answer
x = 7,748,268.61
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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.