Finding the Fourth Proportional to 13,473,758.20, 20,210,810.10 and 4,498,310.20
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Solution
The fourth proportional to 13,473,758.20, 20,210,810.10 and 4,498,310.20 is: 6,747,522.99
Step by Step Solution
- Step 1: Write the proportion equation
13,473,758.20 : 20,210,810.10 = 4,498,310.20 : x - Step 2: Convert to fraction form
13,473,758.20/20,210,810.10 = 4,498,310.20/x - Step 3: Cross multiply
13,473,758.20x = 20,210,810.10 × 4,498,310.20 - Step 4: Simplify right side
13,473,758.20x = 90,914,493,223,093.03 - Step 5: Solve for x
x = 90,914,493,223,093.03/13,473,758.20 - Step 6: Final answer
x = 6,747,522.99
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1.5x scale
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.