Finding the Fourth Proportional to 19,703,268.36, 27,175,546.26 and 16,954,561.80
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Solution
The fourth proportional to 19,703,268.36, 27,175,546.26 and 16,954,561.80 is: 23,384,418.77
Step by Step Solution
- Step 1: Write the proportion equation
19,703,268.36 : 27,175,546.26 = 16,954,561.80 : x - Step 2: Convert to fraction form
19,703,268.36/27,175,546.26 = 16,954,561.80/x - Step 3: Cross multiply
19,703,268.36x = 27,175,546.26 × 16,954,561.80 - Step 4: Simplify right side
19,703,268.36x = 460,749,478,513,928.94 - Step 5: Solve for x
x = 460,749,478,513,928.94/19,703,268.36 - Step 6: Final answer
x = 23,384,418.77
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.