Finding the Fourth Proportional to 19,030,375.96, 26,261,944.79 and 10,328,548.70
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Solution
The fourth proportional to 19,030,375.96, 26,261,944.79 and 10,328,548.70 is: 14,253,411.29
Step by Step Solution
- Step 1: Write the proportion equation
19,030,375.96 : 26,261,944.79 = 10,328,548.70 : x - Step 2: Convert to fraction form
19,030,375.96/26,261,944.79 = 10,328,548.70/x - Step 3: Cross multiply
19,030,375.96x = 26,261,944.79 × 10,328,548.70 - Step 4: Simplify right side
19,030,375.96x = 271,247,775,644,613.03 - Step 5: Solve for x
x = 271,247,775,644,613.03/19,030,375.96 - Step 6: Final answer
x = 14,253,411.29
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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.