Finding the Fourth Proportional to 49,577,445.69, 68,344,766.98 and 34,646,413.99
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Solution
The fourth proportional to 49,577,445.69, 68,344,766.98 and 34,646,413.99 is: 47,761,659.72
Step by Step Solution
- Step 1: Write the proportion equation
49,577,445.69 : 68,344,766.98 = 34,646,413.99 : x - Step 2: Convert to fraction form
49,577,445.69/68,344,766.98 = 34,646,413.99/x - Step 3: Cross multiply
49,577,445.69x = 68,344,766.98 × 34,646,413.99 - Step 4: Simplify right side
49,577,445.69x = 2,367,901,090,839,162.50 - Step 5: Solve for x
x = 2,367,901,090,839,162.50/49,577,445.69 - Step 6: Final answer
x = 47,761,659.72
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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.