Finding the Fourth Proportional to 8,028,798.62, 11,079,754.26 and 4,357,716.53
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Solution
The fourth proportional to 8,028,798.62, 11,079,754.26 and 4,357,716.53 is: 6,013,655.41
Step by Step Solution
- Step 1: Write the proportion equation
8,028,798.62 : 11,079,754.26 = 4,357,716.53 : x - Step 2: Convert to fraction form
8,028,798.62/11,079,754.26 = 4,357,716.53/x - Step 3: Cross multiply
8,028,798.62x = 11,079,754.26 × 4,357,716.53 - Step 4: Simplify right side
8,028,798.62x = 48,282,428,215,399.71 - Step 5: Solve for x
x = 48,282,428,215,399.71/8,028,798.62 - Step 6: Final answer
x = 6,013,655.41
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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.