Finding the Fourth Proportional to 9,476,092.20, 14,214,138.30 and 8,466,354.30
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Solution
The fourth proportional to 9,476,092.20, 14,214,138.30 and 8,466,354.30 is: 12,699,531.45
Step by Step Solution
- Step 1: Write the proportion equation
9,476,092.20 : 14,214,138.30 = 8,466,354.30 : x - Step 2: Convert to fraction form
9,476,092.20/14,214,138.30 = 8,466,354.30/x - Step 3: Cross multiply
9,476,092.20x = 14,214,138.30 × 8,466,354.30 - Step 4: Simplify right side
9,476,092.20x = 120,341,930,916,999.70 - Step 5: Solve for x
x = 120,341,930,916,999.70/9,476,092.20 - Step 6: Final answer
x = 12,699,531.45
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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.