Finding the Fourth Proportional to 14,194,279.80, 19,588,086.66 and 8,082,708.12
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Solution
The fourth proportional to 14,194,279.80, 19,588,086.66 and 8,082,708.12 is: 11,154,126.12
Step by Step Solution
- Step 1: Write the proportion equation
14,194,279.80 : 19,588,086.66 = 8,082,708.12 : x - Step 2: Convert to fraction form
14,194,279.80/19,588,086.66 = 8,082,708.12/x - Step 3: Cross multiply
14,194,279.80x = 19,588,086.66 × 8,082,708.12 - Step 4: Simplify right side
14,194,279.80x = 158,324,787,102,045.69 - Step 5: Solve for x
x = 158,324,787,102,045.69/14,194,279.80 - Step 6: Final answer
x = 11,154,126.12
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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.