Finding the Fourth Proportional to 17,576,913.40, 26,343,251.70 and 15,586,257.40
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Solution
The fourth proportional to 17,576,913.40, 26,343,251.70 and 15,586,257.40 is: 23,359,772.70
Step by Step Solution
- Step 1: Write the proportion equation
17,576,913.40 : 26,343,251.70 = 15,586,257.40 : x - Step 2: Convert to fraction form
17,576,913.40/26,343,251.70 = 15,586,257.40/x - Step 3: Cross multiply
17,576,913.40x = 26,343,251.70 × 15,586,257.40 - Step 4: Simplify right side
17,576,913.40x = 410,592,701,749,187.56 - Step 5: Solve for x
x = 410,592,701,749,187.56/17,576,913.40 - Step 6: Final answer
x = 23,359,772.70
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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.