Finding the Fourth Proportional to 18,017,716.24, 24,864,141.12 and 9,757,711.58
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Solution
The fourth proportional to 18,017,716.24, 24,864,141.12 and 9,757,711.58 is: 13,465,475.56
Step by Step Solution
- Step 1: Write the proportion equation
18,017,716.24 : 24,864,141.12 = 9,757,711.58 : x - Step 2: Convert to fraction form
18,017,716.24/24,864,141.12 = 9,757,711.58/x - Step 3: Cross multiply
18,017,716.24x = 24,864,141.12 × 9,757,711.58 - Step 4: Simplify right side
18,017,716.24x = 242,617,117,733,378.19 - Step 5: Solve for x
x = 242,617,117,733,378.19/18,017,716.24 - Step 6: Final answer
x = 13,465,475.56
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1.5x scale
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.