Finding the Fourth Proportional to 13,794,680.18, 19,035,229.38 and 8,495,536.70
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Solution
The fourth proportional to 13,794,680.18, 19,035,229.38 and 8,495,536.70 is: 11,722,960.42
Step by Step Solution
- Step 1: Write the proportion equation
13,794,680.18 : 19,035,229.38 = 8,495,536.70 : x - Step 2: Convert to fraction form
13,794,680.18/19,035,229.38 = 8,495,536.70/x - Step 3: Cross multiply
13,794,680.18x = 19,035,229.38 × 8,495,536.70 - Step 4: Simplify right side
13,794,680.18x = 161,714,489,790,708.22 - Step 5: Solve for x
x = 161,714,489,790,708.22/13,794,680.18 - Step 6: Final answer
x = 11,722,960.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.