Finding the Fourth Proportional to 5,819,850.84, 8,031,797.82 and 3,528,108.12
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Solution
The fourth proportional to 5,819,850.84, 8,031,797.82 and 3,528,108.12 is: 4,869,033.91
Step by Step Solution
- Step 1: Write the proportion equation
5,819,850.84 : 8,031,797.82 = 3,528,108.12 : x - Step 2: Convert to fraction form
5,819,850.84/8,031,797.82 = 3,528,108.12/x - Step 3: Cross multiply
5,819,850.84x = 8,031,797.82 × 3,528,108.12 - Step 4: Simplify right side
5,819,850.84x = 28,337,051,106,940.30 - Step 5: Solve for x
x = 28,337,051,106,940.30/5,819,850.84 - Step 6: Final answer
x = 4,869,033.91
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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.