Finding the Fourth Proportional to 7,976,552.28, 11,962,318.66 and 2,583,951.56
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Solution
The fourth proportional to 7,976,552.28, 11,962,318.66 and 2,583,951.56 is: 3,875,114.32
Step by Step Solution
- Step 1: Write the proportion equation
7,976,552.28 : 11,962,318.66 = 2,583,951.56 : x - Step 2: Convert to fraction form
7,976,552.28/11,962,318.66 = 2,583,951.56/x - Step 3: Cross multiply
7,976,552.28x = 11,962,318.66 × 2,583,951.56 - Step 4: Simplify right side
7,976,552.28x = 30,910,051,962,724.11 - Step 5: Solve for x
x = 30,910,051,962,724.11/7,976,552.28 - Step 6: Final answer
x = 3,875,114.32
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1.5x scale
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.