Finding the Fourth Proportional to 10,794,635.80, 16,191,953.70 and 2,816,459.80
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Solution
The fourth proportional to 10,794,635.80, 16,191,953.70 and 2,816,459.80 is: 4,224,689.70
Step by Step Solution
- Step 1: Write the proportion equation
10,794,635.80 : 16,191,953.70 = 2,816,459.80 : x - Step 2: Convert to fraction form
10,794,635.80/16,191,953.70 = 2,816,459.80/x - Step 3: Cross multiply
10,794,635.80x = 16,191,953.70 × 2,816,459.80 - Step 4: Simplify right side
10,794,635.80x = 45,603,986,679,511.26 - Step 5: Solve for x
x = 45,603,986,679,511.26/10,794,635.80 - Step 6: Final answer
x = 4,224,689.70
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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.