Finding the Fourth Proportional to 29,805,121.47, 41,131,433.31 and 18,044,230.08
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Solution
The fourth proportional to 29,805,121.47, 41,131,433.31 and 18,044,230.08 is: 24,901,258.90
Step by Step Solution
- Step 1: Write the proportion equation
29,805,121.47 : 41,131,433.31 = 18,044,230.08 : x - Step 2: Convert to fraction form
29,805,121.47/41,131,433.31 = 18,044,230.08/x - Step 3: Cross multiply
29,805,121.47x = 41,131,433.31 × 18,044,230.08 - Step 4: Simplify right side
29,805,121.47x = 742,185,046,165,815.88 - Step 5: Solve for x
x = 742,185,046,165,815.88/29,805,121.47 - Step 6: Final answer
x = 24,901,258.90
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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.