Finding the Fourth Proportional to 23,572,733.11, 35,375,334.49 and 8,220,138.91
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Solution
The fourth proportional to 23,572,733.11, 35,375,334.49 and 8,220,138.91 is: 12,335,869.67
Step by Step Solution
- Step 1: Write the proportion equation
23,572,733.11 : 35,375,334.49 = 8,220,138.91 : x - Step 2: Convert to fraction form
23,572,733.11/35,375,334.49 = 8,220,138.91/x - Step 3: Cross multiply
23,572,733.11x = 35,375,334.49 × 8,220,138.91 - Step 4: Simplify right side
23,572,733.11x = 290,790,163,495,514 - Step 5: Solve for x
x = 290,790,163,495,514/23,572,733.11 - Step 6: Final answer
x = 12,335,869.67
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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.