Finding the Fourth Proportional to 17,136,507.06, 25,692,163.47 and 8,167,357.62
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Solution
The fourth proportional to 17,136,507.06, 25,692,163.47 and 8,167,357.62 is: 12,245,032.57
Step by Step Solution
- Step 1: Write the proportion equation
17,136,507.06 : 25,692,163.47 = 8,167,357.62 : x - Step 2: Convert to fraction form
17,136,507.06/25,692,163.47 = 8,167,357.62/x - Step 3: Cross multiply
17,136,507.06x = 25,692,163.47 × 8,167,357.62 - Step 4: Simplify right side
17,136,507.06x = 209,837,087,090,990.12 - Step 5: Solve for x
x = 209,837,087,090,990.12/17,136,507.06 - Step 6: Final answer
x = 12,245,032.57
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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.