Finding the Fourth Proportional to 8,453,859.99, 11,667,427.26 and 4,734,107.71
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Solution
The fourth proportional to 8,453,859.99, 11,667,427.26 and 4,734,107.71 is: 6,533,684.90
Step by Step Solution
- Step 1: Write the proportion equation
8,453,859.99 : 11,667,427.26 = 4,734,107.71 : x - Step 2: Convert to fraction form
8,453,859.99/11,667,427.26 = 4,734,107.71/x - Step 3: Cross multiply
8,453,859.99x = 11,667,427.26 × 4,734,107.71 - Step 4: Simplify right side
8,453,859.99x = 55,234,857,347,430.17 - Step 5: Solve for x
x = 55,234,857,347,430.17/8,453,859.99 - Step 6: Final answer
x = 6,533,684.90
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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.