Finding the Fourth Proportional to 8,135,623.08, 11,225,406.02 and 4,695,871.23
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Solution
The fourth proportional to 8,135,623.08, 11,225,406.02 and 4,695,871.23 is: 6,479,289.99
Step by Step Solution
- Step 1: Write the proportion equation
8,135,623.08 : 11,225,406.02 = 4,695,871.23 : x - Step 2: Convert to fraction form
8,135,623.08/11,225,406.02 = 4,695,871.23/x - Step 3: Cross multiply
8,135,623.08x = 11,225,406.02 × 4,695,871.23 - Step 4: Simplify right side
8,135,623.08x = 52,713,061,150,907.45 - Step 5: Solve for x
x = 52,713,061,150,907.45/8,135,623.08 - Step 6: Final answer
x = 6,479,289.99
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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.