Finding the Fourth Proportional to 8,360,960.54, 12,538,433.68 and 2,894,571.05
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Solution
The fourth proportional to 8,360,960.54, 12,538,433.68 and 2,894,571.05 is: 4,340,815.50
Step by Step Solution
- Step 1: Write the proportion equation
8,360,960.54 : 12,538,433.68 = 2,894,571.05 : x - Step 2: Convert to fraction form
8,360,960.54/12,538,433.68 = 2,894,571.05/x - Step 3: Cross multiply
8,360,960.54x = 12,538,433.68 × 2,894,571.05 - Step 4: Simplify right side
8,360,960.54x = 36,293,387,072,544.37 - Step 5: Solve for x
x = 36,293,387,072,544.37/8,360,960.54 - Step 6: Final answer
x = 4,340,815.50
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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.