Finding the Fourth Proportional to 6,223,691.09, 8,588,799.62 and 3,433,134.68
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Solution
The fourth proportional to 6,223,691.09, 8,588,799.62 and 3,433,134.68 is: 4,737,784.28
Step by Step Solution
- Step 1: Write the proportion equation
6,223,691.09 : 8,588,799.62 = 3,433,134.68 : x - Step 2: Convert to fraction form
6,223,691.09/8,588,799.62 = 3,433,134.68/x - Step 3: Cross multiply
6,223,691.09x = 8,588,799.62 × 3,433,134.68 - Step 4: Simplify right side
6,223,691.09x = 29,486,505,774,883.15 - Step 5: Solve for x
x = 29,486,505,774,883.15/6,223,691.09 - Step 6: Final answer
x = 4,737,784.28
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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.