Finding the Fourth Proportional to 27,713,121.76, 41,569,722.13 and 11,318,409.10
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Solution
The fourth proportional to 27,713,121.76, 41,569,722.13 and 11,318,409.10 is: 16,977,629.78
Step by Step Solution
- Step 1: Write the proportion equation
27,713,121.76 : 41,569,722.13 = 11,318,409.10 : x - Step 2: Convert to fraction form
27,713,121.76/41,569,722.13 = 11,318,409.10/x - Step 3: Cross multiply
27,713,121.76x = 41,569,722.13 × 11,318,409.10 - Step 4: Simplify right side
27,713,121.76x = 470,503,121,240,663.38 - Step 5: Solve for x
x = 470,503,121,240,663.38/27,713,121.76 - Step 6: Final answer
x = 16,977,629.78
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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.