Finding the Fourth Proportional to 33,345,715.63, 46,016,099.25 and 18,461,703.02
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Solution
The fourth proportional to 33,345,715.63, 46,016,099.25 and 18,461,703.02 is: 25,476,602.99
Step by Step Solution
- Step 1: Write the proportion equation
33,345,715.63 : 46,016,099.25 = 18,461,703.02 : x - Step 2: Convert to fraction form
33,345,715.63/46,016,099.25 = 18,461,703.02/x - Step 3: Cross multiply
33,345,715.63x = 46,016,099.25 × 18,461,703.02 - Step 4: Simplify right side
33,345,715.63x = 849,535,558,492,344.75 - Step 5: Solve for x
x = 849,535,558,492,344.75/33,345,715.63 - Step 6: Final answer
x = 25,476,602.99
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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.