Finding the Fourth Proportional to 8,586,514.86, 11,849,674.68 and 4,719,173.10
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Solution
The fourth proportional to 8,586,514.86, 11,849,674.68 and 4,719,173.10 is: 6,512,615.06
Step by Step Solution
- Step 1: Write the proportion equation
8,586,514.86 : 11,849,674.68 = 4,719,173.10 : x - Step 2: Convert to fraction form
8,586,514.86/11,849,674.68 = 4,719,173.10/x - Step 3: Cross multiply
8,586,514.86x = 11,849,674.68 × 4,719,173.10 - Step 4: Simplify right side
8,586,514.86x = 55,920,665,993,607.10 - Step 5: Solve for x
x = 55,920,665,993,607.10/8,586,514.86 - Step 6: Final answer
x = 6,512,615.06
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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.