Finding the Fourth Proportional to 18,413,595.22, 27,620,480.19 and 5,634,079.54
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Solution
The fourth proportional to 18,413,595.22, 27,620,480.19 and 5,634,079.54 is: 8,451,146.04
Step by Step Solution
- Step 1: Write the proportion equation
18,413,595.22 : 27,620,480.19 = 5,634,079.54 : x - Step 2: Convert to fraction form
18,413,595.22/27,620,480.19 = 5,634,079.54/x - Step 3: Cross multiply
18,413,595.22x = 27,620,480.19 × 5,634,079.54 - Step 4: Simplify right side
18,413,595.22x = 155,615,982,323,454.31 - Step 5: Solve for x
x = 155,615,982,323,454.31/18,413,595.22 - Step 6: Final answer
x = 8,451,146.04
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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.