Finding the Fourth Proportional to 11,921,609.28, 17,883,693.36 and 5,098,891.08
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Solution
The fourth proportional to 11,921,609.28, 17,883,693.36 and 5,098,891.08 is: 7,648,883.84
Step by Step Solution
- Step 1: Write the proportion equation
11,921,609.28 : 17,883,693.36 = 5,098,891.08 : x - Step 2: Convert to fraction form
11,921,609.28/17,883,693.36 = 5,098,891.08/x - Step 3: Cross multiply
11,921,609.28x = 17,883,693.36 × 5,098,891.08 - Step 4: Simplify right side
11,921,609.28x = 91,187,004,550,759.23 - Step 5: Solve for x
x = 91,187,004,550,759.23/11,921,609.28 - Step 6: Final answer
x = 7,648,883.84
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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.