Finding the Fourth Proportional to 13,027,623.20, 19,541,434.80 and 11,096,064.80
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Solution
The fourth proportional to 13,027,623.20, 19,541,434.80 and 11,096,064.80 is: 16,644,097.20
Step by Step Solution
- Step 1: Write the proportion equation
13,027,623.20 : 19,541,434.80 = 11,096,064.80 : x - Step 2: Convert to fraction form
13,027,623.20/19,541,434.80 = 11,096,064.80/x - Step 3: Cross multiply
13,027,623.20x = 19,541,434.80 × 11,096,064.80 - Step 4: Simplify right side
13,027,623.20x = 216,833,026,825,775.06 - Step 5: Solve for x
x = 216,833,026,825,775.06/13,027,623.20 - Step 6: Final answer
x = 16,644,097.20
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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.