Finding the Fourth Proportional to 8,416,514.58, 11,614,785.12 and 4,549,035.96
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Solution
The fourth proportional to 8,416,514.58, 11,614,785.12 and 4,549,035.96 is: 6,277,666.92
Step by Step Solution
- Step 1: Write the proportion equation
8,416,514.58 : 11,614,785.12 = 4,549,035.96 : x - Step 2: Convert to fraction form
8,416,514.58/11,614,785.12 = 4,549,035.96/x - Step 3: Cross multiply
8,416,514.58x = 11,614,785.12 × 4,549,035.96 - Step 4: Simplify right side
8,416,514.58x = 52,836,075,178,552.91 - Step 5: Solve for x
x = 52,836,075,178,552.91/8,416,514.58 - Step 6: Final answer
x = 6,277,666.92
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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.