Finding the Fourth Proportional to 25,253,933.14, 37,881,605.49 and 8,214,606.15
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Solution
The fourth proportional to 25,253,933.14, 37,881,605.49 and 8,214,606.15 is: 12,322,138.80
Step by Step Solution
- Step 1: Write the proportion equation
25,253,933.14 : 37,881,605.49 = 8,214,606.15 : x - Step 2: Convert to fraction form
25,253,933.14/37,881,605.49 = 8,214,606.15/x - Step 3: Cross multiply
25,253,933.14x = 37,881,605.49 × 8,214,606.15 - Step 4: Simplify right side
25,253,933.14x = 311,182,469,430,027.81 - Step 5: Solve for x
x = 311,182,469,430,027.81/25,253,933.14 - Step 6: Final answer
x = 12,322,138.80
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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.