Finding the Fourth Proportional to 56,668,738.40, 85,192,064.40 and 48,354,639.20
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Solution
The fourth proportional to 56,668,738.40, 85,192,064.40 and 48,354,639.20 is: 72,693,192.99
Step by Step Solution
- Step 1: Write the proportion equation
56,668,738.40 : 85,192,064.40 = 48,354,639.20 : x - Step 2: Convert to fraction form
56,668,738.40/85,192,064.40 = 48,354,639.20/x - Step 3: Cross multiply
56,668,738.40x = 85,192,064.40 × 48,354,639.20 - Step 4: Simplify right side
56,668,738.40x = 4,119,431,536,765,165 - Step 5: Solve for x
x = 4,119,431,536,765,165/56,668,738.40 - Step 6: Final answer
x = 72,693,192.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.