Finding the Fourth Proportional to 11,574,635.52, 15,973,715.01 and 6,417,997.08
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Solution
The fourth proportional to 11,574,635.52, 15,973,715.01 and 6,417,997.08 is: 8,857,234.09
Step by Step Solution
- Step 1: Write the proportion equation
11,574,635.52 : 15,973,715.01 = 6,417,997.08 : x - Step 2: Convert to fraction form
11,574,635.52/15,973,715.01 = 6,417,997.08/x - Step 3: Cross multiply
11,574,635.52x = 15,973,715.01 × 6,417,997.08 - Step 4: Simplify right side
11,574,635.52x = 102,519,256,290,932.17 - Step 5: Solve for x
x = 102,519,256,290,932.17/11,574,635.52 - Step 6: Final answer
x = 8,857,234.09
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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.