Finding the Fourth Proportional to 7,837,269.39, 11,751,247.46 and 2,979,931.11
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Solution
The fourth proportional to 7,837,269.39, 11,751,247.46 and 2,979,931.11 is: 4,468,126.09
Step by Step Solution
- Step 1: Write the proportion equation
7,837,269.39 : 11,751,247.46 = 2,979,931.11 : x - Step 2: Convert to fraction form
7,837,269.39/11,751,247.46 = 2,979,931.11/x - Step 3: Cross multiply
7,837,269.39x = 11,751,247.46 × 2,979,931.11 - Step 4: Simplify right side
7,837,269.39x = 35,017,907,872,462.82 - Step 5: Solve for x
x = 35,017,907,872,462.82/7,837,269.39 - Step 6: Final answer
x = 4,468,126.09
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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.