Finding the Fourth Proportional to 8,703,140.76, 13,054,696.76 and 2,313,393.12
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Solution
The fourth proportional to 8,703,140.76, 13,054,696.76 and 2,313,393.12 is: 3,470,085.86
Step by Step Solution
- Step 1: Write the proportion equation
8,703,140.76 : 13,054,696.76 = 2,313,393.12 : x - Step 2: Convert to fraction form
8,703,140.76/13,054,696.76 = 2,313,393.12/x - Step 3: Cross multiply
8,703,140.76x = 13,054,696.76 × 2,313,393.12 - Step 4: Simplify right side
8,703,140.76x = 30,200,645,674,053.77 - Step 5: Solve for x
x = 30,200,645,674,053.77/8,703,140.76 - Step 6: Final answer
x = 3,470,085.86
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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.