Finding the Fourth Proportional to 5,646,806.58, 7,792,587.06 and 3,068,481.18
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Solution
The fourth proportional to 5,646,806.58, 7,792,587.06 and 3,068,481.18 is: 4,234,500.76
Step by Step Solution
- Step 1: Write the proportion equation
5,646,806.58 : 7,792,587.06 = 3,068,481.18 : x - Step 2: Convert to fraction form
5,646,806.58/7,792,587.06 = 3,068,481.18/x - Step 3: Cross multiply
5,646,806.58x = 7,792,587.06 × 3,068,481.18 - Step 4: Simplify right side
5,646,806.58x = 23,911,406,737,121.53 - Step 5: Solve for x
x = 23,911,406,737,121.53/5,646,806.58 - Step 6: Final answer
x = 4,234,500.76
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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.