Finding the Fourth Proportional to 18,005,225.18, 24,847,208.88 and 9,745,286
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Solution
The fourth proportional to 18,005,225.18, 24,847,208.88 and 9,745,286 is: 13,448,493.67
Step by Step Solution
- Step 1: Write the proportion equation
18,005,225.18 : 24,847,208.88 = 9,745,286 : x - Step 2: Convert to fraction form
18,005,225.18/24,847,208.88 = 9,745,286/x - Step 3: Cross multiply
18,005,225.18x = 24,847,208.88 × 9,745,286 - Step 4: Simplify right side
18,005,225.18x = 242,143,156,837,339.66 - Step 5: Solve for x
x = 242,143,156,837,339.66/18,005,225.18 - Step 6: Final answer
x = 13,448,493.67
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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.