Finding the Fourth Proportional to 5,670,900.32, 8,496,721.68 and 3,422,313.44
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Solution
The fourth proportional to 5,670,900.32, 8,496,721.68 and 3,422,313.44 is: 5,127,659.31
Step by Step Solution
- Step 1: Write the proportion equation
5,670,900.32 : 8,496,721.68 = 3,422,313.44 : x - Step 2: Convert to fraction form
5,670,900.32/8,496,721.68 = 3,422,313.44/x - Step 3: Cross multiply
5,670,900.32x = 8,496,721.68 × 3,422,313.44 - Step 4: Simplify right side
5,670,900.32x = 29,078,444,801,403.38 - Step 5: Solve for x
x = 29,078,444,801,403.38/5,670,900.32 - Step 6: Final answer
x = 5,127,659.31
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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.