Finding the Fourth Proportional to 6,731,126.08, 9,288,917.24 and 3,675,318.46
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Solution
The fourth proportional to 6,731,126.08, 9,288,917.24 and 3,675,318.46 is: 5,071,919.41
Step by Step Solution
- Step 1: Write the proportion equation
6,731,126.08 : 9,288,917.24 = 3,675,318.46 : x - Step 2: Convert to fraction form
6,731,126.08/9,288,917.24 = 3,675,318.46/x - Step 3: Cross multiply
6,731,126.08x = 9,288,917.24 × 3,675,318.46 - Step 4: Simplify right side
6,731,126.08x = 34,139,729,005,584.25 - Step 5: Solve for x
x = 34,139,729,005,584.25/6,731,126.08 - Step 6: Final answer
x = 5,071,919.41
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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.