Finding the Fourth Proportional to 7,703,227.84, 10,630,324.20 and 4,265,394.88
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Solution
The fourth proportional to 7,703,227.84, 10,630,324.20 and 4,265,394.88 is: 5,886,172.83
Step by Step Solution
- Step 1: Write the proportion equation
7,703,227.84 : 10,630,324.20 = 4,265,394.88 : x - Step 2: Convert to fraction form
7,703,227.84/10,630,324.20 = 4,265,394.88/x - Step 3: Cross multiply
7,703,227.84x = 10,630,324.20 × 4,265,394.88 - Step 4: Simplify right side
7,703,227.84x = 45,342,530,415,420.09 - Step 5: Solve for x
x = 45,342,530,415,420.09/7,703,227.84 - Step 6: Final answer
x = 5,886,172.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.