Finding the Fourth Proportional to 68,294,832.38, 102,442,423.53 and 27,905,316.38
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Solution
The fourth proportional to 68,294,832.38, 102,442,423.53 and 27,905,316.38 is: 41,858,046.06
Step by Step Solution
- Step 1: Write the proportion equation
68,294,832.38 : 102,442,423.53 = 27,905,316.38 : x - Step 2: Convert to fraction form
68,294,832.38/102,442,423.53 = 27,905,316.38/x - Step 3: Cross multiply
68,294,832.38x = 102,442,423.53 × 27,905,316.38 - Step 4: Simplify right side
68,294,832.38x = 2,858,688,239,338,606.50 - Step 5: Solve for x
x = 2,858,688,239,338,606.50/68,294,832.38 - Step 6: Final answer
x = 41,858,046.06
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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.