Finding the Fourth Proportional to 18,876,884.05, 26,052,098.80 and 11,539,012.44
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Solution
The fourth proportional to 18,876,884.05, 26,052,098.80 and 11,539,012.44 is: 15,925,059.00
Step by Step Solution
- Step 1: Write the proportion equation
18,876,884.05 : 26,052,098.80 = 11,539,012.44 : x - Step 2: Convert to fraction form
18,876,884.05/26,052,098.80 = 11,539,012.44/x - Step 3: Cross multiply
18,876,884.05x = 26,052,098.80 × 11,539,012.44 - Step 4: Simplify right side
18,876,884.05x = 300,615,492,231,804.06 - Step 5: Solve for x
x = 300,615,492,231,804.06/18,876,884.05 - Step 6: Final answer
x = 15,925,059.00
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1.5x scale
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.