Finding the Fourth Proportional to 9,626,738.20, 14,440,107.30 and 8,115,083.80
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Solution
The fourth proportional to 9,626,738.20, 14,440,107.30 and 8,115,083.80 is: 12,172,625.70
Step by Step Solution
- Step 1: Write the proportion equation
9,626,738.20 : 14,440,107.30 = 8,115,083.80 : x - Step 2: Convert to fraction form
9,626,738.20/14,440,107.30 = 8,115,083.80/x - Step 3: Cross multiply
9,626,738.20x = 14,440,107.30 × 8,115,083.80 - Step 4: Simplify right side
9,626,738.20x = 117,182,680,820,491.75 - Step 5: Solve for x
x = 117,182,680,820,491.75/9,626,738.20 - Step 6: Final answer
x = 12,172,625.70
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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.