Finding the Fourth Proportional to 49,393,335.75, 68,186,497.68 and 34,721,578.95
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Solution
The fourth proportional to 49,393,335.75, 68,186,497.68 and 34,721,578.95 is: 47,932,435.15
Step by Step Solution
- Step 1: Write the proportion equation
49,393,335.75 : 68,186,497.68 = 34,721,578.95 : x - Step 2: Convert to fraction form
49,393,335.75/68,186,497.68 = 34,721,578.95/x - Step 3: Cross multiply
49,393,335.75x = 68,186,497.68 × 34,721,578.95 - Step 4: Simplify right side
49,393,335.75x = 2,367,542,862,520,112.50 - Step 5: Solve for x
x = 2,367,542,862,520,112.50/49,393,335.75 - Step 6: Final answer
x = 47,932,435.15
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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.