Finding the Fourth Proportional to 34,656,463.44, 47,825,930.88 and 18,976,481.60
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Solution
The fourth proportional to 34,656,463.44, 47,825,930.88 and 18,976,481.60 is: 26,187,550.81
Step by Step Solution
- Step 1: Write the proportion equation
34,656,463.44 : 47,825,930.88 = 18,976,481.60 : x - Step 2: Convert to fraction form
34,656,463.44/47,825,930.88 = 18,976,481.60/x - Step 3: Cross multiply
34,656,463.44x = 47,825,930.88 × 18,976,481.60 - Step 4: Simplify right side
34,656,463.44x = 907,567,897,347,191.88 - Step 5: Solve for x
x = 907,567,897,347,191.88/34,656,463.44 - Step 6: Final answer
x = 26,187,550.81
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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.