Finding the Fourth Proportional to 6,471,843.10, 9,712,094.91 and 2,685,325.97
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Solution
The fourth proportional to 6,471,843.10, 9,712,094.91 and 2,685,325.97 is: 4,029,785.69
Step by Step Solution
- Step 1: Write the proportion equation
6,471,843.10 : 9,712,094.91 = 2,685,325.97 : x - Step 2: Convert to fraction form
6,471,843.10/9,712,094.91 = 2,685,325.97/x - Step 3: Cross multiply
6,471,843.10x = 9,712,094.91 × 2,685,325.97 - Step 4: Simplify right side
6,471,843.10x = 26,080,140,699,138.08 - Step 5: Solve for x
x = 26,080,140,699,138.08/6,471,843.10 - Step 6: Final answer
x = 4,029,785.69
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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.