Finding the Fourth Proportional to 12,317,135.19, 16,996,447.67 and 6,809,756.06
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Solution
The fourth proportional to 12,317,135.19, 16,996,447.67 and 6,809,756.06 is: 9,396,800.52
Step by Step Solution
- Step 1: Write the proportion equation
12,317,135.19 : 16,996,447.67 = 6,809,756.06 : x - Step 2: Convert to fraction form
12,317,135.19/16,996,447.67 = 6,809,756.06/x - Step 3: Cross multiply
12,317,135.19x = 16,996,447.67 × 6,809,756.06 - Step 4: Simplify right side
12,317,135.19x = 115,741,662,400,224.34 - Step 5: Solve for x
x = 115,741,662,400,224.34/12,317,135.19 - Step 6: Final answer
x = 9,396,800.52
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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.