Finding the Fourth Proportional to 18,053,425.60, 27,062,877.60 and 6,690,827.20
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Solution
The fourth proportional to 18,053,425.60, 27,062,877.60 and 6,690,827.20 is: 10,029,843.73
Step by Step Solution
- Step 1: Write the proportion equation
18,053,425.60 : 27,062,877.60 = 6,690,827.20 : x - Step 2: Convert to fraction form
18,053,425.60/27,062,877.60 = 6,690,827.20/x - Step 3: Cross multiply
18,053,425.60x = 27,062,877.60 × 6,690,827.20 - Step 4: Simplify right side
18,053,425.60x = 181,073,037,556,350.75 - Step 5: Solve for x
x = 181,073,037,556,350.75/18,053,425.60 - Step 6: Final answer
x = 10,029,843.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.