Finding the Fourth Proportional to 9,537,152.20, 14,305,728.30 and 8,492,057.80
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Solution
The fourth proportional to 9,537,152.20, 14,305,728.30 and 8,492,057.80 is: 12,738,086.70
Step by Step Solution
- Step 1: Write the proportion equation
9,537,152.20 : 14,305,728.30 = 8,492,057.80 : x - Step 2: Convert to fraction form
9,537,152.20/14,305,728.30 = 8,492,057.80/x - Step 3: Cross multiply
9,537,152.20x = 14,305,728.30 × 8,492,057.80 - Step 4: Simplify right side
9,537,152.20x = 121,485,071,594,695.75 - Step 5: Solve for x
x = 121,485,071,594,695.75/9,537,152.20 - Step 6: Final answer
x = 12,738,086.70
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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.