Finding the Fourth Proportional to 5,806,014.96, 8,709,143.16 and 2,112,912.24
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Solution
The fourth proportional to 5,806,014.96, 8,709,143.16 and 2,112,912.24 is: 3,169,412.29
Step by Step Solution
- Step 1: Write the proportion equation
5,806,014.96 : 8,709,143.16 = 2,112,912.24 : x - Step 2: Convert to fraction form
5,806,014.96/8,709,143.16 = 2,112,912.24/x - Step 3: Cross multiply
5,806,014.96x = 8,709,143.16 × 2,112,912.24 - Step 4: Simplify right side
5,806,014.96x = 18,401,655,182,676.28 - Step 5: Solve for x
x = 18,401,655,182,676.28/5,806,014.96 - Step 6: Final answer
x = 3,169,412.29
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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.