Finding the Fourth Proportional to 10,171,768.08, 15,260,305.68 and 5,907,837.36
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Solution
The fourth proportional to 10,171,768.08, 15,260,305.68 and 5,907,837.36 is: 8,863,297.25
Step by Step Solution
- Step 1: Write the proportion equation
10,171,768.08 : 15,260,305.68 = 5,907,837.36 : x - Step 2: Convert to fraction form
10,171,768.08/15,260,305.68 = 5,907,837.36/x - Step 3: Cross multiply
10,171,768.08x = 15,260,305.68 × 5,907,837.36 - Step 4: Simplify right side
10,171,768.08x = 90,155,404,021,324.20 - Step 5: Solve for x
x = 90,155,404,021,324.20/10,171,768.08 - Step 6: Final answer
x = 8,863,297.25
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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.