Finding the Fourth Proportional to 17,692,009.07, 26,525,682.99 and 7,838,716.68
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Solution
The fourth proportional to 17,692,009.07, 26,525,682.99 and 7,838,716.68 is: 11,752,611.75
Step by Step Solution
- Step 1: Write the proportion equation
17,692,009.07 : 26,525,682.99 = 7,838,716.68 : x - Step 2: Convert to fraction form
17,692,009.07/26,525,682.99 = 7,838,716.68/x - Step 3: Cross multiply
17,692,009.07x = 26,525,682.99 × 7,838,716.68 - Step 4: Simplify right side
17,692,009.07x = 207,927,313,702,105.25 - Step 5: Solve for x
x = 207,927,313,702,105.25/17,692,009.07 - Step 6: Final answer
x = 11,752,611.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.