Finding the Fourth Proportional to 19,126,451.52, 26,394,512.94 and 10,866,528.18
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Solution
The fourth proportional to 19,126,451.52, 26,394,512.94 and 10,866,528.18 is: 14,995,814.48
Step by Step Solution
- Step 1: Write the proportion equation
19,126,451.52 : 26,394,512.94 = 10,866,528.18 : x - Step 2: Convert to fraction form
19,126,451.52/26,394,512.94 = 10,866,528.18/x - Step 3: Cross multiply
19,126,451.52x = 26,394,512.94 × 10,866,528.18 - Step 4: Simplify right side
19,126,451.52x = 286,816,718,659,884.62 - Step 5: Solve for x
x = 286,816,718,659,884.62/19,126,451.52 - Step 6: Final answer
x = 14,995,814.48
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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.