Finding the Fourth Proportional to 7,231,305.64, 10,847,588.84 and 2,372,155.24
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Solution
The fourth proportional to 7,231,305.64, 10,847,588.84 and 2,372,155.24 is: 3,558,439.65
Step by Step Solution
- Step 1: Write the proportion equation
7,231,305.64 : 10,847,588.84 = 2,372,155.24 : x - Step 2: Convert to fraction form
7,231,305.64/10,847,588.84 = 2,372,155.24/x - Step 3: Cross multiply
7,231,305.64x = 10,847,588.84 × 2,372,155.24 - Step 4: Simplify right side
7,231,305.64x = 25,732,164,708,171.52 - Step 5: Solve for x
x = 25,732,164,708,171.52/7,231,305.64 - Step 6: Final answer
x = 3,558,439.65
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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.