Finding the Fourth Proportional to 6,279,287.74, 9,405,199.24 and 4,452,114.18
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Solution
The fourth proportional to 6,279,287.74, 9,405,199.24 and 4,452,114.18 is: 6,668,434.80
Step by Step Solution
- Step 1: Write the proportion equation
6,279,287.74 : 9,405,199.24 = 4,452,114.18 : x - Step 2: Convert to fraction form
6,279,287.74/9,405,199.24 = 4,452,114.18/x - Step 3: Cross multiply
6,279,287.74x = 9,405,199.24 × 4,452,114.18 - Step 4: Simplify right side
6,279,287.74x = 41,873,020,902,129.22 - Step 5: Solve for x
x = 41,873,020,902,129.22/6,279,287.74 - Step 6: Final answer
x = 6,668,434.80
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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.