Finding the Fourth Proportional to 11,231,253.25, 16,802,553.84 and 8,506,649.36
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Solution
The fourth proportional to 11,231,253.25, 16,802,553.84 and 8,506,649.36 is: 12,726,401.12
Step by Step Solution
- Step 1: Write the proportion equation
11,231,253.25 : 16,802,553.84 = 8,506,649.36 : x - Step 2: Convert to fraction form
11,231,253.25/16,802,553.84 = 8,506,649.36/x - Step 3: Cross multiply
11,231,253.25x = 16,802,553.84 × 8,506,649.36 - Step 4: Simplify right side
11,231,253.25x = 142,933,433,879,508 - Step 5: Solve for x
x = 142,933,433,879,508/11,231,253.25 - Step 6: Final answer
x = 12,726,401.12
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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.