Finding the Fourth Proportional to 6,372,595.36, 8,797,431.84 and 4,318,462.96
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Solution
The fourth proportional to 6,372,595.36, 8,797,431.84 and 4,318,462.96 is: 5,961,681.45
Step by Step Solution
- Step 1: Write the proportion equation
6,372,595.36 : 8,797,431.84 = 4,318,462.96 : x - Step 2: Convert to fraction form
6,372,595.36/8,797,431.84 = 4,318,462.96/x - Step 3: Cross multiply
6,372,595.36x = 8,797,431.84 × 4,318,462.96 - Step 4: Simplify right side
6,372,595.36x = 37,991,383,544,164.65 - Step 5: Solve for x
x = 37,991,383,544,164.65/6,372,595.36 - Step 6: Final answer
x = 5,961,681.45
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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.