Finding the Fourth Proportional to 5,098,055.36, 7,034,493.12 and 2,922,198.08
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Solution
The fourth proportional to 5,098,055.36, 7,034,493.12 and 2,922,198.08 is: 4,032,161.45
Step by Step Solution
- Step 1: Write the proportion equation
5,098,055.36 : 7,034,493.12 = 2,922,198.08 : x - Step 2: Convert to fraction form
5,098,055.36/7,034,493.12 = 2,922,198.08/x - Step 3: Cross multiply
5,098,055.36x = 7,034,493.12 × 2,922,198.08 - Step 4: Simplify right side
5,098,055.36x = 20,556,182,289,037.21 - Step 5: Solve for x
x = 20,556,182,289,037.21/5,098,055.36 - Step 6: Final answer
x = 4,032,161.45
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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.