Finding the Fourth Proportional to 7,045,805.23, 9,723,450.57 and 6,722,954.82
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Solution
The fourth proportional to 7,045,805.23, 9,723,450.57 and 6,722,954.82 is: 9,277,906.04
Step by Step Solution
- Step 1: Write the proportion equation
7,045,805.23 : 9,723,450.57 = 6,722,954.82 : x - Step 2: Convert to fraction form
7,045,805.23/9,723,450.57 = 6,722,954.82/x - Step 3: Cross multiply
7,045,805.23x = 9,723,450.57 × 6,722,954.82 - Step 4: Simplify right side
7,045,805.23x = 65,370,318,851,402.17 - Step 5: Solve for x
x = 65,370,318,851,402.17/7,045,805.23 - Step 6: Final answer
x = 9,277,906.04
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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.