Finding the Fourth Proportional to 54,067,035.94, 74,612,867.87 and 29,287,222.80
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Solution
The fourth proportional to 54,067,035.94, 74,612,867.87 and 29,287,222.80 is: 40,416,561.53
Step by Step Solution
- Step 1: Write the proportion equation
54,067,035.94 : 74,612,867.87 = 29,287,222.80 : x - Step 2: Convert to fraction form
54,067,035.94/74,612,867.87 = 29,287,222.80/x - Step 3: Cross multiply
54,067,035.94x = 74,612,867.87 × 29,287,222.80 - Step 4: Simplify right side
54,067,035.94x = 2,185,203,685,055,651.75 - Step 5: Solve for x
x = 2,185,203,685,055,651.75/54,067,035.94 - Step 6: Final answer
x = 40,416,561.53
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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.