Finding the Fourth Proportional to 8,028,921.06, 11,079,882.96 and 4,357,837.62
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Solution
The fourth proportional to 8,028,921.06, 11,079,882.96 and 4,357,837.62 is: 6,013,800.66
Step by Step Solution
- Step 1: Write the proportion equation
8,028,921.06 : 11,079,882.96 = 4,357,837.62 : x - Step 2: Convert to fraction form
8,028,921.06/11,079,882.96 = 4,357,837.62/x - Step 3: Cross multiply
8,028,921.06x = 11,079,882.96 × 4,357,837.62 - Step 4: Simplify right side
8,028,921.06x = 48,284,330,788,284.96 - Step 5: Solve for x
x = 48,284,330,788,284.96/8,028,921.06 - Step 6: Final answer
x = 6,013,800.66
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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.