Finding the Fourth Proportional to 18,056,174.68, 27,086,316.42 and 6,547,062.58
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Solution
The fourth proportional to 18,056,174.68, 27,086,316.42 and 6,547,062.58 is: 9,821,338.78
Step by Step Solution
- Step 1: Write the proportion equation
18,056,174.68 : 27,086,316.42 = 6,547,062.58 : x - Step 2: Convert to fraction form
18,056,174.68/27,086,316.42 = 6,547,062.58/x - Step 3: Cross multiply
18,056,174.68x = 27,086,316.42 × 6,547,062.58 - Step 4: Simplify right side
18,056,174.68x = 177,335,808,663,421.56 - Step 5: Solve for x
x = 177,335,808,663,421.56/18,056,174.68 - Step 6: Final answer
x = 9,821,338.78
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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.