Finding the Fourth Proportional to 10,715,761.36, 16,073,774.88 and 3,142,883.44
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Solution
The fourth proportional to 10,715,761.36, 16,073,774.88 and 3,142,883.44 is: 4,714,364.12
Step by Step Solution
- Step 1: Write the proportion equation
10,715,761.36 : 16,073,774.88 = 3,142,883.44 : x - Step 2: Convert to fraction form
10,715,761.36/16,073,774.88 = 3,142,883.44/x - Step 3: Cross multiply
10,715,761.36x = 16,073,774.88 × 3,142,883.44 - Step 4: Simplify right side
10,715,761.36x = 50,518,000,888,639.99 - Step 5: Solve for x
x = 50,518,000,888,639.99/10,715,761.36 - Step 6: Final answer
x = 4,714,364.12
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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.