Finding the Fourth Proportional to 8,274,324.10, 12,411,486.15 and 5,723,407.30
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Solution
The fourth proportional to 8,274,324.10, 12,411,486.15 and 5,723,407.30 is: 8,585,110.95
Step by Step Solution
- Step 1: Write the proportion equation
8,274,324.10 : 12,411,486.15 = 5,723,407.30 : x - Step 2: Convert to fraction form
8,274,324.10/12,411,486.15 = 5,723,407.30/x - Step 3: Cross multiply
8,274,324.10x = 12,411,486.15 × 5,723,407.30 - Step 4: Simplify right side
8,274,324.10x = 71,035,990,434,758.89 - Step 5: Solve for x
x = 71,035,990,434,758.89/8,274,324.10 - Step 6: Final answer
x = 8,585,110.95
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Double scale
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Similar ratio
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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.