Finding the Fourth Proportional to 14,588,448.39, 21,882,672.18 and 5,492,586.60
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Solution
The fourth proportional to 14,588,448.39, 21,882,672.18 and 5,492,586.60 is: 8,238,879.75
Step by Step Solution
- Step 1: Write the proportion equation
14,588,448.39 : 21,882,672.18 = 5,492,586.60 : x - Step 2: Convert to fraction form
14,588,448.39/21,882,672.18 = 5,492,586.60/x - Step 3: Cross multiply
14,588,448.39x = 21,882,672.18 × 5,492,586.60 - Step 4: Simplify right side
14,588,448.39x = 120,192,471,988,060.78 - Step 5: Solve for x
x = 120,192,471,988,060.78/14,588,448.39 - Step 6: Final answer
x = 8,238,879.75
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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.