Finding the Fourth Proportional to 5,944,878.26, 8,203,980.21 and 3,228,643.70
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Solution
The fourth proportional to 5,944,878.26, 8,203,980.21 and 3,228,643.70 is: 4,455,554.49
Step by Step Solution
- Step 1: Write the proportion equation
5,944,878.26 : 8,203,980.21 = 3,228,643.70 : x - Step 2: Convert to fraction form
5,944,878.26/8,203,980.21 = 3,228,643.70/x - Step 3: Cross multiply
5,944,878.26x = 8,203,980.21 × 3,228,643.70 - Step 4: Simplify right side
5,944,878.26x = 26,487,729,019,941.18 - Step 5: Solve for x
x = 26,487,729,019,941.18/5,944,878.26 - Step 6: Final answer
x = 4,455,554.49
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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.