Finding the Fourth Proportional to 5,845,857.68, 8,771,238.86 and 2,605,162.80
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Solution
The fourth proportional to 5,845,857.68, 8,771,238.86 and 2,605,162.80 is: 3,908,837.07
Step by Step Solution
- Step 1: Write the proportion equation
5,845,857.68 : 8,771,238.86 = 2,605,162.80 : x - Step 2: Convert to fraction form
5,845,857.68/8,771,238.86 = 2,605,162.80/x - Step 3: Cross multiply
5,845,857.68x = 8,771,238.86 × 2,605,162.80 - Step 4: Simplify right side
5,845,857.68x = 22,850,505,187,986.41 - Step 5: Solve for x
x = 22,850,505,187,986.41/5,845,857.68 - Step 6: Final answer
x = 3,908,837.07
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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.