Finding the Fourth Proportional to 8,394,553.20, 12,591,829.80 and 2,718,850.80
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Solution
The fourth proportional to 8,394,553.20, 12,591,829.80 and 2,718,850.80 is: 4,078,276.20
Step by Step Solution
- Step 1: Write the proportion equation
8,394,553.20 : 12,591,829.80 = 2,718,850.80 : x - Step 2: Convert to fraction form
8,394,553.20/12,591,829.80 = 2,718,850.80/x - Step 3: Cross multiply
8,394,553.20x = 12,591,829.80 × 2,718,850.80 - Step 4: Simplify right side
8,394,553.20x = 34,235,306,525,193.84 - Step 5: Solve for x
x = 34,235,306,525,193.84/8,394,553.20 - Step 6: Final answer
x = 4,078,276.20
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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.