Finding the Fourth Proportional to 11,758,485.53, 16,226,161.65 and 6,531,832.46
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Solution
The fourth proportional to 11,758,485.53, 16,226,161.65 and 6,531,832.46 is: 9,013,624.17
Step by Step Solution
- Step 1: Write the proportion equation
11,758,485.53 : 16,226,161.65 = 6,531,832.46 : x - Step 2: Convert to fraction form
11,758,485.53/16,226,161.65 = 6,531,832.46/x - Step 3: Cross multiply
11,758,485.53x = 16,226,161.65 × 6,531,832.46 - Step 4: Simplify right side
11,758,485.53x = 105,986,569,285,546.36 - Step 5: Solve for x
x = 105,986,569,285,546.36/11,758,485.53 - Step 6: Final answer
x = 9,013,624.17
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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.