Finding the Fourth Proportional to 17,724,596.40, 24,460,009.92 and 11,201,124.96
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Solution
The fourth proportional to 17,724,596.40, 24,460,009.92 and 11,201,124.96 is: 15,457,594.71
Step by Step Solution
- Step 1: Write the proportion equation
17,724,596.40 : 24,460,009.92 = 11,201,124.96 : x - Step 2: Convert to fraction form
17,724,596.40/24,460,009.92 = 11,201,124.96/x - Step 3: Cross multiply
17,724,596.40x = 24,460,009.92 × 11,201,124.96 - Step 4: Simplify right side
17,724,596.40x = 273,979,627,636,759.66 - Step 5: Solve for x
x = 273,979,627,636,759.66/17,724,596.40 - Step 6: Final answer
x = 15,457,594.71
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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.