Finding the Fourth Proportional to 9,711,021.80, 14,566,532.70 and 3,407,277.80
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Solution
The fourth proportional to 9,711,021.80, 14,566,532.70 and 3,407,277.80 is: 5,110,916.70
Step by Step Solution
- Step 1: Write the proportion equation
9,711,021.80 : 14,566,532.70 = 3,407,277.80 : x - Step 2: Convert to fraction form
9,711,021.80/14,566,532.70 = 3,407,277.80/x - Step 3: Cross multiply
9,711,021.80x = 14,566,532.70 × 3,407,277.80 - Step 4: Simplify right side
9,711,021.80x = 49,632,223,491,684.05 - Step 5: Solve for x
x = 49,632,223,491,684.05/9,711,021.80 - Step 6: Final answer
x = 5,110,916.70
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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.