Finding the Fourth Proportional to 36,330,759.39, 50,136,081.96 and 19,810,842.09
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Solution
The fourth proportional to 36,330,759.39, 50,136,081.96 and 19,810,842.09 is: 27,338,762.51
Step by Step Solution
- Step 1: Write the proportion equation
36,330,759.39 : 50,136,081.96 = 19,810,842.09 : x - Step 2: Convert to fraction form
36,330,759.39/50,136,081.96 = 19,810,842.09/x - Step 3: Cross multiply
36,330,759.39x = 50,136,081.96 × 19,810,842.09 - Step 4: Simplify right side
36,330,759.39x = 993,238,002,720,857.75 - Step 5: Solve for x
x = 993,238,002,720,857.75/36,330,759.39 - Step 6: Final answer
x = 27,338,762.51
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1.5x scale
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.