Finding the Fourth Proportional to 12,034,229.70, 18,051,383.43 and 3,058,781.70
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Solution
The fourth proportional to 12,034,229.70, 18,051,383.43 and 3,058,781.70 is: 4,588,182.43
Step by Step Solution
- Step 1: Write the proportion equation
12,034,229.70 : 18,051,383.43 = 3,058,781.70 : x - Step 2: Convert to fraction form
12,034,229.70/18,051,383.43 = 3,058,781.70/x - Step 3: Cross multiply
12,034,229.70x = 18,051,383.43 × 3,058,781.70 - Step 4: Simplify right side
12,034,229.70x = 55,215,241,295,367.23 - Step 5: Solve for x
x = 55,215,241,295,367.23/12,034,229.70 - Step 6: Final answer
x = 4,588,182.43
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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.