Finding the Fourth Proportional to 15,512,786.36, 23,086,051.76 and 14,995,563.29
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Solution
The fourth proportional to 15,512,786.36, 23,086,051.76 and 14,995,563.29 is: 22,316,322.95
Step by Step Solution
- Step 1: Write the proportion equation
15,512,786.36 : 23,086,051.76 = 14,995,563.29 : x - Step 2: Convert to fraction form
15,512,786.36/23,086,051.76 = 14,995,563.29/x - Step 3: Cross multiply
15,512,786.36x = 23,086,051.76 × 14,995,563.29 - Step 4: Simplify right side
15,512,786.36x = 346,188,350,208,318.06 - Step 5: Solve for x
x = 346,188,350,208,318.06/15,512,786.36 - Step 6: Final answer
x = 22,316,322.95
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.