Finding the Fourth Proportional to 29,646,205.20, 44,469,307.80 and 10,478,899.80
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Solution
The fourth proportional to 29,646,205.20, 44,469,307.80 and 10,478,899.80 is: 15,718,349.70
Step by Step Solution
- Step 1: Write the proportion equation
29,646,205.20 : 44,469,307.80 = 10,478,899.80 : x - Step 2: Convert to fraction form
29,646,205.20/44,469,307.80 = 10,478,899.80/x - Step 3: Cross multiply
29,646,205.20x = 44,469,307.80 × 10,478,899.80 - Step 4: Simplify right side
29,646,205.20x = 465,989,420,611,558.44 - Step 5: Solve for x
x = 465,989,420,611,558.44/29,646,205.20 - Step 6: Final answer
x = 15,718,349.70
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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.