Finding the Fourth Proportional to 27,377,884.96, 37,781,481.99 and 15,154,741.96
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Solution
The fourth proportional to 27,377,884.96, 37,781,481.99 and 15,154,741.96 is: 20,913,544.32
Step by Step Solution
- Step 1: Write the proportion equation
27,377,884.96 : 37,781,481.99 = 15,154,741.96 : x - Step 2: Convert to fraction form
27,377,884.96/37,781,481.99 = 15,154,741.96/x - Step 3: Cross multiply
27,377,884.96x = 37,781,481.99 × 15,154,741.96 - Step 4: Simplify right side
27,377,884.96x = 572,568,610,424,837.38 - Step 5: Solve for x
x = 572,568,610,424,837.38/27,377,884.96 - Step 6: Final answer
x = 20,913,544.32
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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.