Finding the Fourth Proportional to 6,081,731.27, 8,392,792.42 and 3,328,417.09
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Solution
The fourth proportional to 6,081,731.27, 8,392,792.42 and 3,328,417.09 is: 4,593,217.37
Step by Step Solution
- Step 1: Write the proportion equation
6,081,731.27 : 8,392,792.42 = 3,328,417.09 : x - Step 2: Convert to fraction form
6,081,731.27/8,392,792.42 = 3,328,417.09/x - Step 3: Cross multiply
6,081,731.27x = 8,392,792.42 × 3,328,417.09 - Step 4: Simplify right side
6,081,731.27x = 27,934,713,690,992.51 - Step 5: Solve for x
x = 27,934,713,690,992.51/6,081,731.27 - Step 6: Final answer
x = 4,593,217.37
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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.