Finding the Fourth Proportional to 13,406,302.86, 20,093,707.83 and 6,202,620.09
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Solution
The fourth proportional to 13,406,302.86, 20,093,707.83 and 6,202,620.09 is: 9,296,644.81
Step by Step Solution
- Step 1: Write the proportion equation
13,406,302.86 : 20,093,707.83 = 6,202,620.09 : x - Step 2: Convert to fraction form
13,406,302.86/20,093,707.83 = 6,202,620.09/x - Step 3: Cross multiply
13,406,302.86x = 20,093,707.83 × 6,202,620.09 - Step 4: Simplify right side
13,406,302.86x = 124,633,635,868,948.30 - Step 5: Solve for x
x = 124,633,635,868,948.30/13,406,302.86 - Step 6: Final answer
x = 9,296,644.81
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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.