Finding the Fourth Proportional to 8,230,756.24, 11,356,391.64 and 4,747,160.49
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Solution
The fourth proportional to 8,230,756.24, 11,356,391.64 and 4,747,160.49 is: 6,549,897.98
Step by Step Solution
- Step 1: Write the proportion equation
8,230,756.24 : 11,356,391.64 = 4,747,160.49 : x - Step 2: Convert to fraction form
8,230,756.24/11,356,391.64 = 4,747,160.49/x - Step 3: Cross multiply
8,230,756.24x = 11,356,391.64 × 4,747,160.49 - Step 4: Simplify right side
8,230,756.24x = 53,910,613,702,374.31 - Step 5: Solve for x
x = 53,910,613,702,374.31/8,230,756.24 - Step 6: Final answer
x = 6,549,897.98
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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.