Finding the Fourth Proportional to 11,332,353.24, 15,634,208.30 and 6,973,872.75
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Solution
The fourth proportional to 11,332,353.24, 15,634,208.30 and 6,973,872.75 is: 9,621,212.55
Step by Step Solution
- Step 1: Write the proportion equation
11,332,353.24 : 15,634,208.30 = 6,973,872.75 : x - Step 2: Convert to fraction form
11,332,353.24/15,634,208.30 = 6,973,872.75/x - Step 3: Cross multiply
11,332,353.24x = 15,634,208.30 × 6,973,872.75 - Step 4: Simplify right side
11,332,353.24x = 109,030,979,196,324.45 - Step 5: Solve for x
x = 109,030,979,196,324.45/11,332,353.24 - Step 6: Final answer
x = 9,621,212.55
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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.