Finding the Fourth Proportional to 8,223,674.24, 12,322,028.21 and 5,823,209.68
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Solution
The fourth proportional to 8,223,674.24, 12,322,028.21 and 5,823,209.68 is: 8,725,267.05
Step by Step Solution
- Step 1: Write the proportion equation
8,223,674.24 : 12,322,028.21 = 5,823,209.68 : x - Step 2: Convert to fraction form
8,223,674.24/12,322,028.21 = 5,823,209.68/x - Step 3: Cross multiply
8,223,674.24x = 12,322,028.21 × 5,823,209.68 - Step 4: Simplify right side
8,223,674.24x = 71,753,753,889,783.95 - Step 5: Solve for x
x = 71,753,753,889,783.95/8,223,674.24 - Step 6: Final answer
x = 8,725,267.05
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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.