Finding the Fourth Proportional to 32,689,976.68, 45,112,165.68 and 18,946,912.42
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Solution
The fourth proportional to 32,689,976.68, 45,112,165.68 and 18,946,912.42 is: 26,146,737.90
Step by Step Solution
- Step 1: Write the proportion equation
32,689,976.68 : 45,112,165.68 = 18,946,912.42 : x - Step 2: Convert to fraction form
32,689,976.68/45,112,165.68 = 18,946,912.42/x - Step 3: Cross multiply
32,689,976.68x = 45,112,165.68 × 18,946,912.42 - Step 4: Simplify right side
32,689,976.68x = 854,736,252,215,489.88 - Step 5: Solve for x
x = 854,736,252,215,489.88/32,689,976.68 - Step 6: Final answer
x = 26,146,737.90
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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.