Finding the Fourth Proportional to 5,885,940.08, 8,122,759.16 and 3,307,855.92
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Solution
The fourth proportional to 5,885,940.08, 8,122,759.16 and 3,307,855.92 is: 4,564,932.13
Step by Step Solution
- Step 1: Write the proportion equation
5,885,940.08 : 8,122,759.16 = 3,307,855.92 : x - Step 2: Convert to fraction form
5,885,940.08/8,122,759.16 = 3,307,855.92/x - Step 3: Cross multiply
5,885,940.08x = 8,122,759.16 × 3,307,855.92 - Step 4: Simplify right side
5,885,940.08x = 26,868,916,974,140.23 - Step 5: Solve for x
x = 26,868,916,974,140.23/5,885,940.08 - Step 6: Final answer
x = 4,564,932.13
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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.