Finding the Fourth Proportional to 6,685,594.45, 9,190,599.54 and 5,751,869.99
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Solution
The fourth proportional to 6,685,594.45, 9,190,599.54 and 5,751,869.99 is: 7,907,020.69
Step by Step Solution
- Step 1: Write the proportion equation
6,685,594.45 : 9,190,599.54 = 5,751,869.99 : x - Step 2: Convert to fraction form
6,685,594.45/9,190,599.54 = 5,751,869.99/x - Step 3: Cross multiply
6,685,594.45x = 9,190,599.54 × 5,751,869.99 - Step 4: Simplify right side
6,685,594.45x = 52,863,133,616,711.30 - Step 5: Solve for x
x = 52,863,133,616,711.30/6,685,594.45 - Step 6: Final answer
x = 7,907,020.69
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.