Finding the Fourth Proportional to 32,641,861.97, 48,961,021.06 and 9,920,987.75
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Solution
The fourth proportional to 32,641,861.97, 48,961,021.06 and 9,920,987.75 is: 14,880,943.08
Step by Step Solution
- Step 1: Write the proportion equation
32,641,861.97 : 48,961,021.06 = 9,920,987.75 : x - Step 2: Convert to fraction form
32,641,861.97/48,961,021.06 = 9,920,987.75/x - Step 3: Cross multiply
32,641,861.97x = 48,961,021.06 × 9,920,987.75 - Step 4: Simplify right side
32,641,861.97x = 485,741,690,163,752.06 - Step 5: Solve for x
x = 485,741,690,163,752.06/32,641,861.97 - Step 6: Final answer
x = 14,880,943.08
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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.