Finding the Fourth Proportional to 14,193,918.37, 19,587,588.10 and 8,082,346.87
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Solution
The fourth proportional to 14,193,918.37, 19,587,588.10 and 8,082,346.87 is: 11,153,627.72
Step by Step Solution
- Step 1: Write the proportion equation
14,193,918.37 : 19,587,588.10 = 8,082,346.87 : x - Step 2: Convert to fraction form
14,193,918.37/19,587,588.10 = 8,082,346.87/x - Step 3: Cross multiply
14,193,918.37x = 19,587,588.10 × 8,082,346.87 - Step 4: Simplify right side
14,193,918.37x = 158,313,681,370,884.25 - Step 5: Solve for x
x = 158,313,681,370,884.25/14,193,918.37 - Step 6: Final answer
x = 11,153,627.72
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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.