Finding the Fourth Proportional to 11,467,184.13, 15,824,716.43 and 6,310,545.68
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Solution
The fourth proportional to 11,467,184.13, 15,824,716.43 and 6,310,545.68 is: 8,708,554.32
Step by Step Solution
- Step 1: Write the proportion equation
11,467,184.13 : 15,824,716.43 = 6,310,545.68 : x - Step 2: Convert to fraction form
11,467,184.13/15,824,716.43 = 6,310,545.68/x - Step 3: Cross multiply
11,467,184.13x = 15,824,716.43 × 6,310,545.68 - Step 4: Simplify right side
11,467,184.13x = 99,862,595,912,570.59 - Step 5: Solve for x
x = 99,862,595,912,570.59/11,467,184.13 - Step 6: Final answer
x = 8,708,554.32
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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.