Finding the Fourth Proportional to 8,407,549.86, 12,613,095.99 and 2,727,330.66
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Solution
The fourth proportional to 8,407,549.86, 12,613,095.99 and 2,727,330.66 is: 4,091,570.55
Step by Step Solution
- Step 1: Write the proportion equation
8,407,549.86 : 12,613,095.99 = 2,727,330.66 : x - Step 2: Convert to fraction form
8,407,549.86/12,613,095.99 = 2,727,330.66/x - Step 3: Cross multiply
8,407,549.86x = 12,613,095.99 × 2,727,330.66 - Step 4: Simplify right side
8,407,549.86x = 34,400,083,411,050.05 - Step 5: Solve for x
x = 34,400,083,411,050.05/8,407,549.86 - Step 6: Final answer
x = 4,091,570.55
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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.