Finding the Fourth Proportional to 8,672,495.60, 12,995,232.60 and 3,278,203.40
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Solution
The fourth proportional to 8,672,495.60, 12,995,232.60 and 3,278,203.40 is: 4,912,198.02
Step by Step Solution
- Step 1: Write the proportion equation
8,672,495.60 : 12,995,232.60 = 3,278,203.40 : x - Step 2: Convert to fraction form
8,672,495.60/12,995,232.60 = 3,278,203.40/x - Step 3: Cross multiply
8,672,495.60x = 12,995,232.60 × 3,278,203.40 - Step 4: Simplify right side
8,672,495.60x = 42,601,015,693,110.84 - Step 5: Solve for x
x = 42,601,015,693,110.84/8,672,495.60 - Step 6: Final answer
x = 4,912,198.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.