Finding the Fourth Proportional to 12,084,475.74, 16,676,943.81 and 8,558,589.07
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Solution
The fourth proportional to 12,084,475.74, 16,676,943.81 and 8,558,589.07 is: 11,811,113.04
Step by Step Solution
- Step 1: Write the proportion equation
12,084,475.74 : 16,676,943.81 = 8,558,589.07 : x - Step 2: Convert to fraction form
12,084,475.74/16,676,943.81 = 8,558,589.07/x - Step 3: Cross multiply
12,084,475.74x = 16,676,943.81 × 8,558,589.07 - Step 4: Simplify right side
12,084,475.74x = 142,731,109,013,270.16 - Step 5: Solve for x
x = 142,731,109,013,270.16/12,084,475.74 - Step 6: Final answer
x = 11,811,113.04
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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.