Finding the Fourth Proportional to 34,611,573.20, 47,770,360.71 and 22,237,135.64
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Solution
The fourth proportional to 34,611,573.20, 47,770,360.71 and 22,237,135.64 is: 30,691,352.41
Step by Step Solution
- Step 1: Write the proportion equation
34,611,573.20 : 47,770,360.71 = 22,237,135.64 : x - Step 2: Convert to fraction form
34,611,573.20/47,770,360.71 = 22,237,135.64/x - Step 3: Cross multiply
34,611,573.20x = 47,770,360.71 × 22,237,135.64 - Step 4: Simplify right side
34,611,573.20x = 1,062,275,990,679,996.75 - Step 5: Solve for x
x = 1,062,275,990,679,996.75/34,611,573.20 - Step 6: Final answer
x = 30,691,352.41
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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.