Finding the Fourth Proportional to 16,072,718.70, 22,159,245.84 and 11,598,519.24
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Solution
The fourth proportional to 16,072,718.70, 22,159,245.84 and 11,598,519.24 is: 15,990,725.90
Step by Step Solution
- Step 1: Write the proportion equation
16,072,718.70 : 22,159,245.84 = 11,598,519.24 : x - Step 2: Convert to fraction form
16,072,718.70/22,159,245.84 = 11,598,519.24/x - Step 3: Cross multiply
16,072,718.70x = 22,159,245.84 × 11,598,519.24 - Step 4: Simplify right side
16,072,718.70x = 257,014,439,219,129.97 - Step 5: Solve for x
x = 257,014,439,219,129.97/16,072,718.70 - Step 6: Final answer
x = 15,990,725.90
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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.