Finding the Fourth Proportional to 11,628,226.51, 16,046,952.80 and 6,472,805.94
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Solution
The fourth proportional to 11,628,226.51, 16,046,952.80 and 6,472,805.94 is: 8,932,472.32
Step by Step Solution
- Step 1: Write the proportion equation
11,628,226.51 : 16,046,952.80 = 6,472,805.94 : x - Step 2: Convert to fraction form
11,628,226.51/16,046,952.80 = 6,472,805.94/x - Step 3: Cross multiply
11,628,226.51x = 16,046,952.80 × 6,472,805.94 - Step 4: Simplify right side
11,628,226.51x = 103,868,811,370,375.61 - Step 5: Solve for x
x = 103,868,811,370,375.61/11,628,226.51 - Step 6: Final answer
x = 8,932,472.32
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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.