Finding the Fourth Proportional to 11,642,450.40, 15,950,213.94 and 11,206,094.40
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Solution
The fourth proportional to 11,642,450.40, 15,950,213.94 and 11,206,094.40 is: 15,352,404.09
Step by Step Solution
- Step 1: Write the proportion equation
11,642,450.40 : 15,950,213.94 = 11,206,094.40 : x - Step 2: Convert to fraction form
11,642,450.40/15,950,213.94 = 11,206,094.40/x - Step 3: Cross multiply
11,642,450.40x = 15,950,213.94 × 11,206,094.40 - Step 4: Simplify right side
11,642,450.40x = 178,739,603,111,835.94 - Step 5: Solve for x
x = 178,739,603,111,835.94/11,642,450.40 - Step 6: Final answer
x = 15,352,404.09
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.