Finding the Fourth Proportional to 50,626,444.50, 69,860,866.41 and 29,719,326.06
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Solution
The fourth proportional to 50,626,444.50, 69,860,866.41 and 29,719,326.06 is: 41,010,540.80
Step by Step Solution
- Step 1: Write the proportion equation
50,626,444.50 : 69,860,866.41 = 29,719,326.06 : x - Step 2: Convert to fraction form
50,626,444.50/69,860,866.41 = 29,719,326.06/x - Step 3: Cross multiply
50,626,444.50x = 69,860,866.41 × 29,719,326.06 - Step 4: Simplify right side
50,626,444.50x = 2,076,217,867,672,891.50 - Step 5: Solve for x
x = 2,076,217,867,672,891.50/50,626,444.50 - Step 6: Final answer
x = 41,010,540.80
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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.