Finding the Fourth Proportional to 7,371,900.36, 10,173,733.38 and 4,471,413.48
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Solution
The fourth proportional to 7,371,900.36, 10,173,733.38 and 4,471,413.48 is: 6,170,860.48
Step by Step Solution
- Step 1: Write the proportion equation
7,371,900.36 : 10,173,733.38 = 4,471,413.48 : x - Step 2: Convert to fraction form
7,371,900.36/10,173,733.38 = 4,471,413.48/x - Step 3: Cross multiply
7,371,900.36x = 10,173,733.38 × 4,471,413.48 - Step 4: Simplify right side
7,371,900.36x = 45,490,968,577,257.97 - Step 5: Solve for x
x = 45,490,968,577,257.97/7,371,900.36 - Step 6: Final answer
x = 6,170,860.48
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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.