Finding the Fourth Proportional to 6,218,241.08, 8,581,811.13 and 3,738,264.54
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Solution
The fourth proportional to 6,218,241.08, 8,581,811.13 and 3,738,264.54 is: 5,159,188.88
Step by Step Solution
- Step 1: Write the proportion equation
6,218,241.08 : 8,581,811.13 = 3,738,264.54 : x - Step 2: Convert to fraction form
6,218,241.08/8,581,811.13 = 3,738,264.54/x - Step 3: Cross multiply
6,218,241.08x = 8,581,811.13 × 3,738,264.54 - Step 4: Simplify right side
6,218,241.08x = 32,081,080,236,256.33 - Step 5: Solve for x
x = 32,081,080,236,256.33/6,218,241.08 - Step 6: Final answer
x = 5,159,188.88
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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.