Finding the Fourth Proportional to 10,090,860.22, 15,135,747.68 and 4,968,183.30
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Solution
The fourth proportional to 10,090,860.22, 15,135,747.68 and 4,968,183.30 is: 7,452,007.77
Step by Step Solution
- Step 1: Write the proportion equation
10,090,860.22 : 15,135,747.68 = 4,968,183.30 : x - Step 2: Convert to fraction form
10,090,860.22/15,135,747.68 = 4,968,183.30/x - Step 3: Cross multiply
10,090,860.22x = 15,135,747.68 × 4,968,183.30 - Step 4: Simplify right side
10,090,860.22x = 75,197,168,812,451.14 - Step 5: Solve for x
x = 75,197,168,812,451.14/10,090,860.22 - Step 6: Final answer
x = 7,452,007.77
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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.