Finding the Fourth Proportional to 14,656,311.16, 21,984,653.70 and 3,873,518.80
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Solution
The fourth proportional to 14,656,311.16, 21,984,653.70 and 3,873,518.80 is: 5,810,327.61
Step by Step Solution
- Step 1: Write the proportion equation
14,656,311.16 : 21,984,653.70 = 3,873,518.80 : x - Step 2: Convert to fraction form
14,656,311.16/21,984,653.70 = 3,873,518.80/x - Step 3: Cross multiply
14,656,311.16x = 21,984,653.70 × 3,873,518.80 - Step 4: Simplify right side
14,656,311.16x = 85,157,969,418,439.55 - Step 5: Solve for x
x = 85,157,969,418,439.55/14,656,311.16 - Step 6: Final answer
x = 5,810,327.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.