Finding the Fourth Proportional to 62,745,719.39, 86,591,192.97 and 34,869,604.53
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Solution
The fourth proportional to 62,745,719.39, 86,591,192.97 and 34,869,604.53 is: 48,121,221.40
Step by Step Solution
- Step 1: Write the proportion equation
62,745,719.39 : 86,591,192.97 = 34,869,604.53 : x - Step 2: Convert to fraction form
62,745,719.39/86,591,192.97 = 34,869,604.53/x - Step 3: Cross multiply
62,745,719.39x = 86,591,192.97 × 34,869,604.53 - Step 4: Simplify right side
62,745,719.39x = 3,019,400,654,644,816 - Step 5: Solve for x
x = 3,019,400,654,644,816/62,745,719.39 - Step 6: Final answer
x = 48,121,221.40
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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.