Finding the Fourth Proportional to 8,090,194.08, 11,164,391.76 and 4,419,108.96
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Solution
The fourth proportional to 8,090,194.08, 11,164,391.76 and 4,419,108.96 is: 6,098,328.81
Step by Step Solution
- Step 1: Write the proportion equation
8,090,194.08 : 11,164,391.76 = 4,419,108.96 : x - Step 2: Convert to fraction form
8,090,194.08/11,164,391.76 = 4,419,108.96/x - Step 3: Cross multiply
8,090,194.08x = 11,164,391.76 × 4,419,108.96 - Step 4: Simplify right side
8,090,194.08x = 49,336,663,659,566.17 - Step 5: Solve for x
x = 49,336,663,659,566.17/8,090,194.08 - Step 6: Final answer
x = 6,098,328.81
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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.