Finding the Fourth Proportional to 11,278,497.41, 15,563,923.68 and 6,383,614.38
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Solution
The fourth proportional to 11,278,497.41, 15,563,923.68 and 6,383,614.38 is: 8,809,159.89
Step by Step Solution
- Step 1: Write the proportion equation
11,278,497.41 : 15,563,923.68 = 6,383,614.38 : x - Step 2: Convert to fraction form
11,278,497.41/15,563,923.68 = 6,383,614.38/x - Step 3: Cross multiply
11,278,497.41x = 15,563,923.68 × 6,383,614.38 - Step 4: Simplify right side
11,278,497.41x = 99,354,087,012,870.52 - Step 5: Solve for x
x = 99,354,087,012,870.52/11,278,497.41 - Step 6: Final answer
x = 8,809,159.89
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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.