Finding the Fourth Proportional to 18,056,236.91, 27,086,410.47 and 6,547,124.79
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Solution
The fourth proportional to 18,056,236.91, 27,086,410.47 and 6,547,124.79 is: 9,821,432.36
Step by Step Solution
- Step 1: Write the proportion equation
18,056,236.91 : 27,086,410.47 = 6,547,124.79 : x - Step 2: Convert to fraction form
18,056,236.91/27,086,410.47 = 6,547,124.79/x - Step 3: Cross multiply
18,056,236.91x = 27,086,410.47 × 6,547,124.79 - Step 4: Simplify right side
18,056,236.91x = 177,338,109,484,804.25 - Step 5: Solve for x
x = 177,338,109,484,804.25/18,056,236.91 - Step 6: Final answer
x = 9,821,432.36
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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.