Finding the Fourth Proportional to 24,258,413.57, 33,476,357.18 and 13,245,129.29
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Solution
The fourth proportional to 24,258,413.57, 33,476,357.18 and 13,245,129.29 is: 18,278,139.98
Step by Step Solution
- Step 1: Write the proportion equation
24,258,413.57 : 33,476,357.18 = 13,245,129.29 : x - Step 2: Convert to fraction form
24,258,413.57/33,476,357.18 = 13,245,129.29/x - Step 3: Cross multiply
24,258,413.57x = 33,476,357.18 × 13,245,129.29 - Step 4: Simplify right side
24,258,413.57x = 443,398,678,773,712.38 - Step 5: Solve for x
x = 443,398,678,773,712.38/24,258,413.57 - Step 6: Final answer
x = 18,278,139.98
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1.5x scale
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.