Finding the Fourth Proportional to 5,714,474.81, 8,574,116.94 and 3,557,305.49
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Solution
The fourth proportional to 5,714,474.81, 8,574,116.94 and 3,557,305.49 is: 5,337,455.19
Step by Step Solution
- Step 1: Write the proportion equation
5,714,474.81 : 8,574,116.94 = 3,557,305.49 : x - Step 2: Convert to fraction form
5,714,474.81/8,574,116.94 = 3,557,305.49/x - Step 3: Cross multiply
5,714,474.81x = 8,574,116.94 × 3,557,305.49 - Step 4: Simplify right side
5,714,474.81x = 30,500,753,244,777.48 - Step 5: Solve for x
x = 30,500,753,244,777.48/5,714,474.81 - Step 6: Final answer
x = 5,337,455.19
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.