Finding the Fourth Proportional to 27,582,177.86, 38,063,403.64 and 15,986,467.44
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Solution
The fourth proportional to 27,582,177.86, 38,063,403.64 and 15,986,467.44 is: 22,061,324.02
Step by Step Solution
- Step 1: Write the proportion equation
27,582,177.86 : 38,063,403.64 = 15,986,467.44 : x - Step 2: Convert to fraction form
27,582,177.86/38,063,403.64 = 15,986,467.44/x - Step 3: Cross multiply
27,582,177.86x = 38,063,403.64 × 15,986,467.44 - Step 4: Simplify right side
27,582,177.86x = 608,499,362,906,471.38 - Step 5: Solve for x
x = 608,499,362,906,471.38/27,582,177.86 - Step 6: Final answer
x = 22,061,324.02
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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.