Finding the Fourth Proportional to 8,202,105.10, 11,319,248.91 and 4,717,444.87
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Solution
The fourth proportional to 8,202,105.10, 11,319,248.91 and 4,717,444.87 is: 6,510,271.70
Step by Step Solution
- Step 1: Write the proportion equation
8,202,105.10 : 11,319,248.91 = 4,717,444.87 : x - Step 2: Convert to fraction form
8,202,105.10/11,319,248.91 = 4,717,444.87/x - Step 3: Cross multiply
8,202,105.10x = 11,319,248.91 × 4,717,444.87 - Step 4: Simplify right side
8,202,105.10x = 53,397,932,702,732.59 - Step 5: Solve for x
x = 53,397,932,702,732.59/8,202,105.10 - Step 6: Final answer
x = 6,510,271.70
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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.