Finding the Fourth Proportional to 11,903,954.24, 17,858,229.60 and 5,080,427.84
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Solution
The fourth proportional to 11,903,954.24, 17,858,229.60 and 5,080,427.84 is: 7,621,622.61
Step by Step Solution
- Step 1: Write the proportion equation
11,903,954.24 : 17,858,229.60 = 5,080,427.84 : x - Step 2: Convert to fraction form
11,903,954.24/17,858,229.60 = 5,080,427.84/x - Step 3: Cross multiply
11,903,954.24x = 17,858,229.60 × 5,080,427.84 - Step 4: Simplify right side
11,903,954.24x = 90,727,446,832,952.06 - Step 5: Solve for x
x = 90,727,446,832,952.06/11,903,954.24 - Step 6: Final answer
x = 7,621,622.61
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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.