Finding the Fourth Proportional to 7,305,751.56, 10,948,143.06 and 4,104,139.08
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Solution
The fourth proportional to 7,305,751.56, 10,948,143.06 and 4,104,139.08 is: 6,150,318.88
Step by Step Solution
- Step 1: Write the proportion equation
7,305,751.56 : 10,948,143.06 = 4,104,139.08 : x - Step 2: Convert to fraction form
7,305,751.56/10,948,143.06 = 4,104,139.08/x - Step 3: Cross multiply
7,305,751.56x = 10,948,143.06 × 4,104,139.08 - Step 4: Simplify right side
7,305,751.56x = 44,932,701,785,976.79 - Step 5: Solve for x
x = 44,932,701,785,976.79/7,305,751.56 - Step 6: Final answer
x = 6,150,318.88
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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.