Finding the Fourth Proportional to 19,372,356.38, 29,059,863.17 and 6,418,482
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Solution
The fourth proportional to 19,372,356.38, 29,059,863.17 and 6,418,482 is: 9,628,163.19
Step by Step Solution
- Step 1: Write the proportion equation
19,372,356.38 : 29,059,863.17 = 6,418,482 : x - Step 2: Convert to fraction form
19,372,356.38/29,059,863.17 = 6,418,482/x - Step 3: Cross multiply
19,372,356.38x = 29,059,863.17 × 6,418,482 - Step 4: Simplify right side
19,372,356.38x = 186,520,208,647,015.53 - Step 5: Solve for x
x = 186,520,208,647,015.53/19,372,356.38 - Step 6: Final answer
x = 9,628,163.19
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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.