Finding the Fourth Proportional to 11,378,734.19, 17,068,118.60 and 4,647,148.19
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Solution
The fourth proportional to 11,378,734.19, 17,068,118.60 and 4,647,148.19 is: 6,970,729.36
Step by Step Solution
- Step 1: Write the proportion equation
11,378,734.19 : 17,068,118.60 = 4,647,148.19 : x - Step 2: Convert to fraction form
11,378,734.19/17,068,118.60 = 4,647,148.19/x - Step 3: Cross multiply
11,378,734.19x = 17,068,118.60 × 4,647,148.19 - Step 4: Simplify right side
11,378,734.19x = 79,318,076,458,695.34 - Step 5: Solve for x
x = 79,318,076,458,695.34/11,378,734.19 - Step 6: Final answer
x = 6,970,729.36
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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.