Finding the Fourth Proportional to 9,981,133.20, 14,943,706.20 and 9,701,197.20
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Solution
The fourth proportional to 9,981,133.20, 14,943,706.20 and 9,701,197.20 is: 14,524,587.32
Step by Step Solution
- Step 1: Write the proportion equation
9,981,133.20 : 14,943,706.20 = 9,701,197.20 : x - Step 2: Convert to fraction form
9,981,133.20/14,943,706.20 = 9,701,197.20/x - Step 3: Cross multiply
9,981,133.20x = 14,943,706.20 × 9,701,197.20 - Step 4: Simplify right side
9,981,133.20x = 144,971,840,745,062.62 - Step 5: Solve for x
x = 144,971,840,745,062.62/9,981,133.20 - Step 6: Final answer
x = 14,524,587.32
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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.