Finding the Fourth Proportional to 5,955,847.12, 8,220,528.84 and 3,379,036.24
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Solution
The fourth proportional to 5,955,847.12, 8,220,528.84 and 3,379,036.24 is: 4,663,898.23
Step by Step Solution
- Step 1: Write the proportion equation
5,955,847.12 : 8,220,528.84 = 3,379,036.24 : x - Step 2: Convert to fraction form
5,955,847.12/8,220,528.84 = 3,379,036.24/x - Step 3: Cross multiply
5,955,847.12x = 8,220,528.84 × 3,379,036.24 - Step 4: Simplify right side
5,955,847.12x = 27,777,464,862,325.16 - Step 5: Solve for x
x = 27,777,464,862,325.16/5,955,847.12 - Step 6: Final answer
x = 4,663,898.23
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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.