Finding the Fourth Proportional to 7,045,306.23, 9,722,524.01 and 4,291,992.82
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Solution
The fourth proportional to 7,045,306.23, 9,722,524.01 and 4,291,992.82 is: 5,922,950.95
Step by Step Solution
- Step 1: Write the proportion equation
7,045,306.23 : 9,722,524.01 = 4,291,992.82 : x - Step 2: Convert to fraction form
7,045,306.23/9,722,524.01 = 4,291,992.82/x - Step 3: Cross multiply
7,045,306.23x = 9,722,524.01 × 4,291,992.82 - Step 4: Simplify right side
7,045,306.23x = 41,729,003,243,197.61 - Step 5: Solve for x
x = 41,729,003,243,197.61/7,045,306.23 - Step 6: Final answer
x = 5,922,950.95
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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.