Finding the Fourth Proportional to 27,013,329.05, 40,521,114.81 and 7,844,086.13
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Solution
The fourth proportional to 27,013,329.05, 40,521,114.81 and 7,844,086.13 is: 11,766,454.77
Step by Step Solution
- Step 1: Write the proportion equation
27,013,329.05 : 40,521,114.81 = 7,844,086.13 : x - Step 2: Convert to fraction form
27,013,329.05/40,521,114.81 = 7,844,086.13/x - Step 3: Cross multiply
27,013,329.05x = 40,521,114.81 × 7,844,086.13 - Step 4: Simplify right side
27,013,329.05x = 317,851,114,450,653 - Step 5: Solve for x
x = 317,851,114,450,653/27,013,329.05 - Step 6: Final answer
x = 11,766,454.77
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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.