Finding the Fourth Proportional to 17,491,434.84, 24,138,268.92 and 9,651,218.04
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Solution
The fourth proportional to 17,491,434.84, 24,138,268.92 and 9,651,218.04 is: 13,318,729.91
Step by Step Solution
- Step 1: Write the proportion equation
17,491,434.84 : 24,138,268.92 = 9,651,218.04 : x - Step 2: Convert to fraction form
17,491,434.84/24,138,268.92 = 9,651,218.04/x - Step 3: Cross multiply
17,491,434.84x = 24,138,268.92 × 9,651,218.04 - Step 4: Simplify right side
17,491,434.84x = 232,963,696,455,075.31 - Step 5: Solve for x
x = 232,963,696,455,075.31/17,491,434.84 - Step 6: Final answer
x = 13,318,729.91
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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.