Finding the Fourth Proportional to 18,027,205.74, 27,040,808.70 and 4,380,282
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Solution
The fourth proportional to 18,027,205.74, 27,040,808.70 and 4,380,282 is: 6,570,423.02
Step by Step Solution
- Step 1: Write the proportion equation
18,027,205.74 : 27,040,808.70 = 4,380,282 : x - Step 2: Convert to fraction form
18,027,205.74/27,040,808.70 = 4,380,282/x - Step 3: Cross multiply
18,027,205.74x = 27,040,808.70 × 4,380,282 - Step 4: Simplify right side
18,027,205.74x = 118,446,367,614,053.39 - Step 5: Solve for x
x = 118,446,367,614,053.39/18,027,205.74 - Step 6: Final answer
x = 6,570,423.02
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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.