Finding the Fourth Proportional to 25,149,744.08, 34,706,647.16 and 13,703,472.08
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Solution
The fourth proportional to 25,149,744.08, 34,706,647.16 and 13,703,472.08 is: 18,910,791.65
Step by Step Solution
- Step 1: Write the proportion equation
25,149,744.08 : 34,706,647.16 = 13,703,472.08 : x - Step 2: Convert to fraction form
25,149,744.08/34,706,647.16 = 13,703,472.08/x - Step 3: Cross multiply
25,149,744.08x = 34,706,647.16 × 13,703,472.08 - Step 4: Simplify right side
25,149,744.08x = 475,601,570,347,471.25 - Step 5: Solve for x
x = 475,601,570,347,471.25/25,149,744.08 - Step 6: Final answer
x = 18,910,791.65
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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.