Finding the Fourth Proportional to 92,278,912.53, 138,432,132.47 and 33,982,108.10
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Solution
The fourth proportional to 92,278,912.53, 138,432,132.47 and 33,982,108.10 is: 50,978,230.67
Step by Step Solution
- Step 1: Write the proportion equation
92,278,912.53 : 138,432,132.47 = 33,982,108.10 : x - Step 2: Convert to fraction form
92,278,912.53/138,432,132.47 = 33,982,108.10/x - Step 3: Cross multiply
92,278,912.53x = 138,432,132.47 × 33,982,108.10 - Step 4: Simplify right side
92,278,912.53x = 4,704,215,689,331,944 - Step 5: Solve for x
x = 4,704,215,689,331,944/92,278,912.53 - Step 6: Final answer
x = 50,978,230.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.