Finding the Fourth Proportional to 5,388,818.19, 7,435,458.99 and 3,096,536.01
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Solution
The fourth proportional to 5,388,818.19, 7,435,458.99 and 3,096,536.01 is: 4,272,581.80
Step by Step Solution
- Step 1: Write the proportion equation
5,388,818.19 : 7,435,458.99 = 3,096,536.01 : x - Step 2: Convert to fraction form
5,388,818.19/7,435,458.99 = 3,096,536.01/x - Step 3: Cross multiply
5,388,818.19x = 7,435,458.99 × 3,096,536.01 - Step 4: Simplify right side
5,388,818.19x = 23,024,166,513,413.23 - Step 5: Solve for x
x = 23,024,166,513,413.23/5,388,818.19 - Step 6: Final answer
x = 4,272,581.80
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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.