Finding the Fourth Proportional to 66,247,769.99, 99,364,052.39 and 17,729,408.75
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Solution
The fourth proportional to 66,247,769.99, 99,364,052.39 and 17,729,408.75 is: 26,592,078.49
Step by Step Solution
- Step 1: Write the proportion equation
66,247,769.99 : 99,364,052.39 = 17,729,408.75 : x - Step 2: Convert to fraction form
66,247,769.99/99,364,052.39 = 17,729,408.75/x - Step 3: Cross multiply
66,247,769.99x = 99,364,052.39 × 17,729,408.75 - Step 4: Simplify right side
66,247,769.99x = 1,761,665,899,293,257.25 - Step 5: Solve for x
x = 1,761,665,899,293,257.25/66,247,769.99 - Step 6: Final answer
x = 26,592,078.49
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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.