Finding the Fourth Proportional to 75,853,704.36, 104,678,389.38 and 41,046,394.92
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Solution
The fourth proportional to 75,853,704.36, 104,678,389.38 and 41,046,394.92 is: 56,644,175.08
Step by Step Solution
- Step 1: Write the proportion equation
75,853,704.36 : 104,678,389.38 = 41,046,394.92 : x - Step 2: Convert to fraction form
75,853,704.36/104,678,389.38 = 41,046,394.92/x - Step 3: Cross multiply
75,853,704.36x = 104,678,389.38 × 41,046,394.92 - Step 4: Simplify right side
75,853,704.36x = 4,296,670,510,081,014 - Step 5: Solve for x
x = 4,296,670,510,081,014/75,853,704.36 - Step 6: Final answer
x = 56,644,175.08
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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.