Finding the Fourth Proportional to 29,031,328.13, 43,546,939.75 and 8,575,413.28
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Solution
The fourth proportional to 29,031,328.13, 43,546,939.75 and 8,575,413.28 is: 12,863,104.42
Step by Step Solution
- Step 1: Write the proportion equation
29,031,328.13 : 43,546,939.75 = 8,575,413.28 : x - Step 2: Convert to fraction form
29,031,328.13/43,546,939.75 = 8,575,413.28/x - Step 3: Cross multiply
29,031,328.13x = 43,546,939.75 × 8,575,413.28 - Step 4: Simplify right side
29,031,328.13x = 373,433,005,305,204 - Step 5: Solve for x
x = 373,433,005,305,204/29,031,328.13 - Step 6: Final answer
x = 12,863,104.42
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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.