Finding the Fourth Proportional to 6,239,744.70, 9,361,366.65 and 2,647,232.70
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Solution
The fourth proportional to 6,239,744.70, 9,361,366.65 and 2,647,232.70 is: 3,971,591.32
Step by Step Solution
- Step 1: Write the proportion equation
6,239,744.70 : 9,361,366.65 = 2,647,232.70 : x - Step 2: Convert to fraction form
6,239,744.70/9,361,366.65 = 2,647,232.70/x - Step 3: Cross multiply
6,239,744.70x = 9,361,366.65 × 2,647,232.70 - Step 4: Simplify right side
6,239,744.70x = 24,781,715,912,569.46 - Step 5: Solve for x
x = 24,781,715,912,569.46/6,239,744.70 - Step 6: Final answer
x = 3,971,591.32
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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.