Finding the Fourth Proportional to 14,857,213.92, 22,292,119.68 and 8,117,754.72
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Solution
The fourth proportional to 14,857,213.92, 22,292,119.68 and 8,117,754.72 is: 12,180,073.65
Step by Step Solution
- Step 1: Write the proportion equation
14,857,213.92 : 22,292,119.68 = 8,117,754.72 : x - Step 2: Convert to fraction form
14,857,213.92/22,292,119.68 = 8,117,754.72/x - Step 3: Cross multiply
14,857,213.92x = 22,292,119.68 × 8,117,754.72 - Step 4: Simplify right side
14,857,213.92x = 180,961,959,751,124.88 - Step 5: Solve for x
x = 180,961,959,751,124.88/14,857,213.92 - Step 6: Final answer
x = 12,180,073.65
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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.