Finding the Fourth Proportional to 5,887,303.05, 8,124,211.38 and 3,440,137.53
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Solution
The fourth proportional to 5,887,303.05, 8,124,211.38 and 3,440,137.53 is: 4,747,233.87
Step by Step Solution
- Step 1: Write the proportion equation
5,887,303.05 : 8,124,211.38 = 3,440,137.53 : x - Step 2: Convert to fraction form
5,887,303.05/8,124,211.38 = 3,440,137.53/x - Step 3: Cross multiply
5,887,303.05x = 8,124,211.38 × 3,440,137.53 - Step 4: Simplify right side
5,887,303.05x = 27,948,404,469,991.09 - Step 5: Solve for x
x = 27,948,404,469,991.09/5,887,303.05 - Step 6: Final answer
x = 4,747,233.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.