Finding the Fourth Proportional to 8,537,930.96, 11,782,625.88 and 4,670,363.84
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Solution
The fourth proportional to 8,537,930.96, 11,782,625.88 and 4,670,363.84 is: 6,445,255.89
Step by Step Solution
- Step 1: Write the proportion equation
8,537,930.96 : 11,782,625.88 = 4,670,363.84 : x - Step 2: Convert to fraction form
8,537,930.96/11,782,625.88 = 4,670,363.84/x - Step 3: Cross multiply
8,537,930.96x = 11,782,625.88 × 4,670,363.84 - Step 4: Simplify right side
8,537,930.96x = 55,029,149,850,200.18 - Step 5: Solve for x
x = 55,029,149,850,200.18/8,537,930.96 - Step 6: Final answer
x = 6,445,255.89
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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.