Finding the Fourth Proportional to 57,216,212.44, 85,816,238.10 and 18,349,613.97
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Solution
The fourth proportional to 57,216,212.44, 85,816,238.10 and 18,349,613.97 is: 27,521,829.47
Step by Step Solution
- Step 1: Write the proportion equation
57,216,212.44 : 85,816,238.10 = 18,349,613.97 : x - Step 2: Convert to fraction form
57,216,212.44/85,816,238.10 = 18,349,613.97/x - Step 3: Cross multiply
57,216,212.44x = 85,816,238.10 × 18,349,613.97 - Step 4: Simplify right side
57,216,212.44x = 1,574,694,841,492,606 - Step 5: Solve for x
x = 1,574,694,841,492,606/57,216,212.44 - Step 6: Final answer
x = 27,521,829.47
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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.