Finding the Fourth Proportional to 11,122,246.80, 15,593,540.40 and 11,122,246.80
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Solution
The fourth proportional to 11,122,246.80, 15,593,540.40 and 11,122,246.80 is: 15,593,540.40
Step by Step Solution
- Step 1: Write the proportion equation
11,122,246.80 : 15,593,540.40 = 11,122,246.80 : x - Step 2: Convert to fraction form
11,122,246.80/15,593,540.40 = 11,122,246.80/x - Step 3: Cross multiply
11,122,246.80x = 15,593,540.40 × 11,122,246.80 - Step 4: Simplify right side
11,122,246.80x = 173,435,204,814,570.75 - Step 5: Solve for x
x = 173,435,204,814,570.75/11,122,246.80 - Step 6: Final answer
x = 15,593,540.40
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.