Finding the Fourth Proportional to 5,944,478.71, 8,203,381.80 and 3,621,370.51
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Solution
The fourth proportional to 5,944,478.71, 8,203,381.80 and 3,621,370.51 is: 4,997,492.02
Step by Step Solution
- Step 1: Write the proportion equation
5,944,478.71 : 8,203,381.80 = 3,621,370.51 : x - Step 2: Convert to fraction form
5,944,478.71/8,203,381.80 = 3,621,370.51/x - Step 3: Cross multiply
5,944,478.71x = 8,203,381.80 × 3,621,370.51 - Step 4: Simplify right side
5,944,478.71x = 29,707,484,932,790.71 - Step 5: Solve for x
x = 29,707,484,932,790.71/5,944,478.71 - Step 6: Final answer
x = 4,997,492.02
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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.