Finding the Fourth Proportional to 5,818,814.31, 8,029,388.99 and 3,240,734.97
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Solution
The fourth proportional to 5,818,814.31, 8,029,388.99 and 3,240,734.97 is: 4,471,894.16
Step by Step Solution
- Step 1: Write the proportion equation
5,818,814.31 : 8,029,388.99 = 3,240,734.97 : x - Step 2: Convert to fraction form
5,818,814.31/8,029,388.99 = 3,240,734.97/x - Step 3: Cross multiply
5,818,814.31x = 8,029,388.99 × 3,240,734.97 - Step 4: Simplify right side
5,818,814.31x = 26,021,121,725,838.02 - Step 5: Solve for x
x = 26,021,121,725,838.02/5,818,814.31 - Step 6: Final answer
x = 4,471,894.16
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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.