Finding the Fourth Proportional to 36,902,623.92, 55,359,218.76 and 11,345,779.44
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Solution
The fourth proportional to 36,902,623.92, 55,359,218.76 and 11,345,779.44 is: 17,020,293.39
Step by Step Solution
- Step 1: Write the proportion equation
36,902,623.92 : 55,359,218.76 = 11,345,779.44 : x - Step 2: Convert to fraction form
36,902,623.92/55,359,218.76 = 11,345,779.44/x - Step 3: Cross multiply
36,902,623.92x = 55,359,218.76 × 11,345,779.44 - Step 4: Simplify right side
36,902,623.92x = 628,093,486,021,670.25 - Step 5: Solve for x
x = 628,093,486,021,670.25/36,902,623.92 - Step 6: Final answer
x = 17,020,293.39
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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.