Finding the Fourth Proportional to 12,067,751.80, 18,101,627.70 and 9,676,267.30
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Solution
The fourth proportional to 12,067,751.80, 18,101,627.70 and 9,676,267.30 is: 14,514,400.95
Step by Step Solution
- Step 1: Write the proportion equation
12,067,751.80 : 18,101,627.70 = 9,676,267.30 : x - Step 2: Convert to fraction form
12,067,751.80/18,101,627.70 = 9,676,267.30/x - Step 3: Cross multiply
12,067,751.80x = 18,101,627.70 × 9,676,267.30 - Step 4: Simplify right side
12,067,751.80x = 175,156,188,190,284.22 - Step 5: Solve for x
x = 175,156,188,190,284.22/12,067,751.80 - Step 6: Final answer
x = 14,514,400.95
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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.