Finding the Fourth Proportional to 7,888,705.99, 11,852,021.63 and 7,453,195.00
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Solution
The fourth proportional to 7,888,705.99, 11,852,021.63 and 7,453,195.00 is: 11,197,708.28
Step by Step Solution
- Step 1: Write the proportion equation
7,888,705.99 : 11,852,021.63 = 7,453,195.00 : x - Step 2: Convert to fraction form
7,888,705.99/11,852,021.63 = 7,453,195.00/x - Step 3: Cross multiply
7,888,705.99x = 11,852,021.63 × 7,453,195.00 - Step 4: Simplify right side
7,888,705.99x = 88,335,428,341,610.78 - Step 5: Solve for x
x = 88,335,428,341,610.78/7,888,705.99 - Step 6: Final answer
x = 11,197,708.28
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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.