Finding the Fourth Proportional to 8,724,981.18, 13,093,449.57 and 3,045,205.49
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Solution
The fourth proportional to 8,724,981.18, 13,093,449.57 and 3,045,205.49 is: 4,569,894.62
Step by Step Solution
- Step 1: Write the proportion equation
8,724,981.18 : 13,093,449.57 = 3,045,205.49 : x - Step 2: Convert to fraction form
8,724,981.18/13,093,449.57 = 3,045,205.49/x - Step 3: Cross multiply
8,724,981.18x = 13,093,449.57 × 3,045,205.49 - Step 4: Simplify right side
8,724,981.18x = 39,872,244,513,602.14 - Step 5: Solve for x
x = 39,872,244,513,602.14/8,724,981.18 - Step 6: Final answer
x = 4,569,894.62
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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.