Finding the Fourth Proportional to 8,318,427.98, 12,477,603.06 and 2,253,147.98
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Solution
The fourth proportional to 8,318,427.98, 12,477,603.06 and 2,253,147.98 is: 3,379,711.43
Step by Step Solution
- Step 1: Write the proportion equation
8,318,427.98 : 12,477,603.06 = 2,253,147.98 : x - Step 2: Convert to fraction form
8,318,427.98/12,477,603.06 = 2,253,147.98/x - Step 3: Cross multiply
8,318,427.98x = 12,477,603.06 × 2,253,147.98 - Step 4: Simplify right side
8,318,427.98x = 28,113,886,129,880.82 - Step 5: Solve for x
x = 28,113,886,129,880.82/8,318,427.98 - Step 6: Final answer
x = 3,379,711.43
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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.