Finding the Fourth Proportional to 5,394,849.41, 8,085,188.19 and 2,555,773.49
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Solution
The fourth proportional to 5,394,849.41, 8,085,188.19 and 2,555,773.49 is: 3,830,303.33
Step by Step Solution
- Step 1: Write the proportion equation
5,394,849.41 : 8,085,188.19 = 2,555,773.49 : x - Step 2: Convert to fraction form
5,394,849.41/8,085,188.19 = 2,555,773.49/x - Step 3: Cross multiply
5,394,849.41x = 8,085,188.19 × 2,555,773.49 - Step 4: Simplify right side
5,394,849.41x = 20,663,909,653,083.98 - Step 5: Solve for x
x = 20,663,909,653,083.98/5,394,849.41 - Step 6: Final answer
x = 3,830,303.33
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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.