Finding the Fourth Proportional to 18,126,203.16, 27,189,305.01 and 6,767,537.52
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Solution
The fourth proportional to 18,126,203.16, 27,189,305.01 and 6,767,537.52 is: 10,151,306.38
Step by Step Solution
- Step 1: Write the proportion equation
18,126,203.16 : 27,189,305.01 = 6,767,537.52 : x - Step 2: Convert to fraction form
18,126,203.16/27,189,305.01 = 6,767,537.52/x - Step 3: Cross multiply
18,126,203.16x = 27,189,305.01 × 6,767,537.52 - Step 4: Simplify right side
18,126,203.16x = 184,004,641,797,898.97 - Step 5: Solve for x
x = 184,004,641,797,898.97/18,126,203.16 - Step 6: Final answer
x = 10,151,306.38
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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.