Finding the Fourth Proportional to 6,792,212.68, 10,190,089.14 and 1,999,745.08
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Solution
The fourth proportional to 6,792,212.68, 10,190,089.14 and 1,999,745.08 is: 3,000,138.77
Step by Step Solution
- Step 1: Write the proportion equation
6,792,212.68 : 10,190,089.14 = 1,999,745.08 : x - Step 2: Convert to fraction form
6,792,212.68/10,190,089.14 = 1,999,745.08/x - Step 3: Cross multiply
6,792,212.68x = 10,190,089.14 × 1,999,745.08 - Step 4: Simplify right side
6,792,212.68x = 20,377,580,622,476.43 - Step 5: Solve for x
x = 20,377,580,622,476.43/6,792,212.68 - Step 6: Final answer
x = 3,000,138.77
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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.