Finding the Fourth Proportional to 18,194,903.25, 25,088,496.17 and 14,876,845.17
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Solution
The fourth proportional to 18,194,903.25, 25,088,496.17 and 14,876,845.17 is: 20,513,309.02
Step by Step Solution
- Step 1: Write the proportion equation
18,194,903.25 : 25,088,496.17 = 14,876,845.17 : x - Step 2: Convert to fraction form
18,194,903.25/25,088,496.17 = 14,876,845.17/x - Step 3: Cross multiply
18,194,903.25x = 25,088,496.17 × 14,876,845.17 - Step 4: Simplify right side
18,194,903.25x = 373,237,672,994,843.75 - Step 5: Solve for x
x = 373,237,672,994,843.75/18,194,903.25 - Step 6: Final answer
x = 20,513,309.02
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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.