Finding the Fourth Proportional to 6,433,590.44, 8,876,135.42 and 4,111,841.96
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Solution
The fourth proportional to 6,433,590.44, 8,876,135.42 and 4,111,841.96 is: 5,672,923.45
Step by Step Solution
- Step 1: Write the proportion equation
6,433,590.44 : 8,876,135.42 = 4,111,841.96 : x - Step 2: Convert to fraction form
6,433,590.44/8,876,135.42 = 4,111,841.96/x - Step 3: Cross multiply
6,433,590.44x = 8,876,135.42 × 4,111,841.96 - Step 4: Simplify right side
6,433,590.44x = 36,497,266,062,598.22 - Step 5: Solve for x
x = 36,497,266,062,598.22/6,433,590.44 - Step 6: Final answer
x = 5,672,923.45
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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.