Finding the Fourth Proportional to 8,606,208.88, 12,900,455.97 and 3,816,154
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Solution
The fourth proportional to 8,606,208.88, 12,900,455.97 and 3,816,154 is: 5,720,303.49
Step by Step Solution
- Step 1: Write the proportion equation
8,606,208.88 : 12,900,455.97 = 3,816,154 : x - Step 2: Convert to fraction form
8,606,208.88/12,900,455.97 = 3,816,154/x - Step 3: Cross multiply
8,606,208.88x = 12,900,455.97 × 3,816,154 - Step 4: Simplify right side
8,606,208.88x = 49,230,126,651,739.38 - Step 5: Solve for x
x = 49,230,126,651,739.38/8,606,208.88 - Step 6: Final answer
x = 5,720,303.49
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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.