Finding the Fourth Proportional to 8,144,898.91, 12,211,424.81 and 3,824,722.99
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Solution
The fourth proportional to 8,144,898.91, 12,211,424.81 and 3,824,722.99 is: 5,734,302.87
Step by Step Solution
- Step 1: Write the proportion equation
8,144,898.91 : 12,211,424.81 = 3,824,722.99 : x - Step 2: Convert to fraction form
8,144,898.91/12,211,424.81 = 3,824,722.99/x - Step 3: Cross multiply
8,144,898.91x = 12,211,424.81 × 3,824,722.99 - Step 4: Simplify right side
8,144,898.91x = 46,705,317,211,463.38 - Step 5: Solve for x
x = 46,705,317,211,463.38/8,144,898.91 - Step 6: Final answer
x = 5,734,302.87
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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.