Finding the Fourth Proportional to 34,611,572.70, 47,770,360.02 and 22,237,135.14
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Solution
The fourth proportional to 34,611,572.70, 47,770,360.02 and 22,237,135.14 is: 30,691,351.72
Step by Step Solution
- Step 1: Write the proportion equation
34,611,572.70 : 47,770,360.02 = 22,237,135.14 : x - Step 2: Convert to fraction form
34,611,572.70/47,770,360.02 = 22,237,135.14/x - Step 3: Cross multiply
34,611,572.70x = 47,770,360.02 × 22,237,135.14 - Step 4: Simplify right side
34,611,572.70x = 1,062,275,951,451,193.25 - Step 5: Solve for x
x = 1,062,275,951,451,193.25/34,611,572.70 - Step 6: Final answer
x = 30,691,351.72
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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.