Finding the Fourth Proportional to 15,146,380.26, 22,702,741.29 and 11,540,258.10
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Solution
The fourth proportional to 15,146,380.26, 22,702,741.29 and 11,540,258.10 is: 17,297,564.80
Step by Step Solution
- Step 1: Write the proportion equation
15,146,380.26 : 22,702,741.29 = 11,540,258.10 : x - Step 2: Convert to fraction form
15,146,380.26/22,702,741.29 = 11,540,258.10/x - Step 3: Cross multiply
15,146,380.26x = 22,702,741.29 × 11,540,258.10 - Step 4: Simplify right side
15,146,380.26x = 261,995,494,064,126.94 - Step 5: Solve for x
x = 261,995,494,064,126.94/15,146,380.26 - Step 6: Final answer
x = 17,297,564.80
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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.