Finding the Fourth Proportional to 5,186,473.50, 7,160,563.53 and 3,301,568.09
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Solution
The fourth proportional to 5,186,473.50, 7,160,563.53 and 3,301,568.09 is: 4,558,220.16
Step by Step Solution
- Step 1: Write the proportion equation
5,186,473.50 : 7,160,563.53 = 3,301,568.09 : x - Step 2: Convert to fraction form
5,186,473.50/7,160,563.53 = 3,301,568.09/x - Step 3: Cross multiply
5,186,473.50x = 7,160,563.53 × 3,301,568.09 - Step 4: Simplify right side
5,186,473.50x = 23,641,088,021,262.94 - Step 5: Solve for x
x = 23,641,088,021,262.94/5,186,473.50 - Step 6: Final answer
x = 4,558,220.16
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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.