Finding the Fourth Proportional to 19,263,414.44, 28,895,647.62 and 5,616,231.01
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Solution
The fourth proportional to 19,263,414.44, 28,895,647.62 and 5,616,231.01 is: 8,424,499.86
Step by Step Solution
- Step 1: Write the proportion equation
19,263,414.44 : 28,895,647.62 = 5,616,231.01 : x - Step 2: Convert to fraction form
19,263,414.44/28,895,647.62 = 5,616,231.01/x - Step 3: Cross multiply
19,263,414.44x = 28,895,647.62 × 5,616,231.01 - Step 4: Simplify right side
19,263,414.44x = 162,284,632,217,476.69 - Step 5: Solve for x
x = 162,284,632,217,476.69/19,263,414.44 - Step 6: Final answer
x = 8,424,499.86
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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.