Finding the Fourth Proportional to 13,962,080.70, 20,943,121.05 and 3,864,701.70
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Solution
The fourth proportional to 13,962,080.70, 20,943,121.05 and 3,864,701.70 is: 5,797,052.55
Step by Step Solution
- Step 1: Write the proportion equation
13,962,080.70 : 20,943,121.05 = 3,864,701.70 : x - Step 2: Convert to fraction form
13,962,080.70/20,943,121.05 = 3,864,701.70/x - Step 3: Cross multiply
13,962,080.70x = 20,943,121.05 × 3,864,701.70 - Step 4: Simplify right side
13,962,080.70x = 80,938,915,525,240.80 - Step 5: Solve for x
x = 80,938,915,525,240.80/13,962,080.70 - Step 6: Final answer
x = 5,797,052.55
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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.