Finding the Fourth Proportional to 9,305,720.94, 13,958,586.27 and 2,916,470.91
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Solution
The fourth proportional to 9,305,720.94, 13,958,586.27 and 2,916,470.91 is: 4,374,707.89
Step by Step Solution
- Step 1: Write the proportion equation
9,305,720.94 : 13,958,586.27 = 2,916,470.91 : x - Step 2: Convert to fraction form
9,305,720.94/13,958,586.27 = 2,916,470.91/x - Step 3: Cross multiply
9,305,720.94x = 13,958,586.27 × 2,916,470.91 - Step 4: Simplify right side
9,305,720.94x = 40,709,810,801,180.41 - Step 5: Solve for x
x = 40,709,810,801,180.41/9,305,720.94 - Step 6: Final answer
x = 4,374,707.89
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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.