Finding the Fourth Proportional to 19,492,814.93, 26,899,212.50 and 10,790,372.57
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Solution
The fourth proportional to 19,492,814.93, 26,899,212.50 and 10,790,372.57 is: 14,890,231.39
Step by Step Solution
- Step 1: Write the proportion equation
19,492,814.93 : 26,899,212.50 = 10,790,372.57 : x - Step 2: Convert to fraction form
19,492,814.93/26,899,212.50 = 10,790,372.57/x - Step 3: Cross multiply
19,492,814.93x = 26,899,212.50 × 10,790,372.57 - Step 4: Simplify right side
19,492,814.93x = 290,252,524,660,649.31 - Step 5: Solve for x
x = 290,252,524,660,649.31/19,492,814.93 - Step 6: Final answer
x = 14,890,231.39
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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.