Finding the Fourth Proportional to 11,628,217.26, 16,046,939.82 and 6,472,796.70
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Solution
The fourth proportional to 11,628,217.26, 16,046,939.82 and 6,472,796.70 is: 8,932,459.45
Step by Step Solution
- Step 1: Write the proportion equation
11,628,217.26 : 16,046,939.82 = 6,472,796.70 : x - Step 2: Convert to fraction form
11,628,217.26/16,046,939.82 = 6,472,796.70/x - Step 3: Cross multiply
11,628,217.26x = 16,046,939.82 × 6,472,796.70 - Step 4: Simplify right side
11,628,217.26x = 103,868,579,111,994.59 - Step 5: Solve for x
x = 103,868,579,111,994.59/11,628,217.26 - Step 6: Final answer
x = 8,932,459.45
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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.