Finding the Fourth Proportional to 11,891,208.26, 16,409,588.27 and 6,996,747.36
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Solution
The fourth proportional to 11,891,208.26, 16,409,588.27 and 6,996,747.36 is: 9,655,347.12
Step by Step Solution
- Step 1: Write the proportion equation
11,891,208.26 : 16,409,588.27 = 6,996,747.36 : x - Step 2: Convert to fraction form
11,891,208.26/16,409,588.27 = 6,996,747.36/x - Step 3: Cross multiply
11,891,208.26x = 16,409,588.27 × 6,996,747.36 - Step 4: Simplify right side
11,891,208.26x = 114,813,743,371,825.73 - Step 5: Solve for x
x = 114,813,743,371,825.73/11,891,208.26 - Step 6: Final answer
x = 9,655,347.12
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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.