Finding the Fourth Proportional to 32,158,511.49, 44,379,026.15 and 17,474,177.72
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Solution
The fourth proportional to 32,158,511.49, 44,379,026.15 and 17,474,177.72 is: 24,114,517.56
Step by Step Solution
- Step 1: Write the proportion equation
32,158,511.49 : 44,379,026.15 = 17,474,177.72 : x - Step 2: Convert to fraction form
32,158,511.49/44,379,026.15 = 17,474,177.72/x - Step 3: Cross multiply
32,158,511.49x = 44,379,026.15 × 17,474,177.72 - Step 4: Simplify right side
32,158,511.49x = 775,486,989,985,627.25 - Step 5: Solve for x
x = 775,486,989,985,627.25/32,158,511.49 - Step 6: Final answer
x = 24,114,517.56
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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.