Finding the Fourth Proportional to 5,677,442.26, 8,515,750.15 and 2,218,534.09
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Solution
The fourth proportional to 5,677,442.26, 8,515,750.15 and 2,218,534.09 is: 3,327,639.66
Step by Step Solution
- Step 1: Write the proportion equation
5,677,442.26 : 8,515,750.15 = 2,218,534.09 : x - Step 2: Convert to fraction form
5,677,442.26/8,515,750.15 = 2,218,534.09/x - Step 3: Cross multiply
5,677,442.26x = 8,515,750.15 × 2,218,534.09 - Step 4: Simplify right side
5,677,442.26x = 18,892,482,009,697.61 - Step 5: Solve for x
x = 18,892,482,009,697.61/5,677,442.26 - Step 6: Final answer
x = 3,327,639.66
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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.