Finding the Fourth Proportional to 17,752,157.40, 24,497,977.18 and 9,603,395.40
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Solution
The fourth proportional to 17,752,157.40, 24,497,977.18 and 9,603,395.40 is: 13,252,685.63
Step by Step Solution
- Step 1: Write the proportion equation
17,752,157.40 : 24,497,977.18 = 9,603,395.40 : x - Step 2: Convert to fraction form
17,752,157.40/24,497,977.18 = 9,603,395.40/x - Step 3: Cross multiply
17,752,157.40x = 24,497,977.18 × 9,603,395.40 - Step 4: Simplify right side
17,752,157.40x = 235,263,761,359,716.97 - Step 5: Solve for x
x = 235,263,761,359,716.97/17,752,157.40 - Step 6: Final answer
x = 13,252,685.63
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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.