Finding the Fourth Proportional to 46,609,413.20, 69,914,340.94 and 14,261,264.13
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Solution
The fourth proportional to 46,609,413.20, 69,914,340.94 and 14,261,264.13 is: 21,391,963.86
Step by Step Solution
- Step 1: Write the proportion equation
46,609,413.20 : 69,914,340.94 = 14,261,264.13 : x - Step 2: Convert to fraction form
46,609,413.20/69,914,340.94 = 14,261,264.13/x - Step 3: Cross multiply
46,609,413.20x = 69,914,340.94 × 14,261,264.13 - Step 4: Simplify right side
46,609,413.20x = 997,066,882,620,212.50 - Step 5: Solve for x
x = 997,066,882,620,212.50/46,609,413.20 - Step 6: Final answer
x = 21,391,963.86
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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.