Finding the Fourth Proportional to 14,068,052.36, 19,413,912.26 and 7,629,524.36
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Solution
The fourth proportional to 14,068,052.36, 19,413,912.26 and 7,629,524.36 is: 10,528,743.62
Step by Step Solution
- Step 1: Write the proportion equation
14,068,052.36 : 19,413,912.26 = 7,629,524.36 : x - Step 2: Convert to fraction form
14,068,052.36/19,413,912.26 = 7,629,524.36/x - Step 3: Cross multiply
14,068,052.36x = 19,413,912.26 × 7,629,524.36 - Step 4: Simplify right side
14,068,052.36x = 148,118,916,510,572.69 - Step 5: Solve for x
x = 148,118,916,510,572.69/14,068,052.36 - Step 6: Final answer
x = 10,528,743.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.