Finding the Fourth Proportional to 30,912,361.36, 46,373,889.12 and 10,442,229.96
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Solution
The fourth proportional to 30,912,361.36, 46,373,889.12 and 10,442,229.96 is: 15,665,151.19
Step by Step Solution
- Step 1: Write the proportion equation
30,912,361.36 : 46,373,889.12 = 10,442,229.96 : x - Step 2: Convert to fraction form
30,912,361.36/46,373,889.12 = 10,442,229.96/x - Step 3: Cross multiply
30,912,361.36x = 46,373,889.12 × 10,442,229.96 - Step 4: Simplify right side
30,912,361.36x = 484,246,814,330,582.06 - Step 5: Solve for x
x = 484,246,814,330,582.06/30,912,361.36 - Step 6: Final answer
x = 15,665,151.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.