Finding the Fourth Proportional to 10,997,468.20, 15,176,107.38 and 6,102,903.88
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Solution
The fourth proportional to 10,997,468.20, 15,176,107.38 and 6,102,903.88 is: 8,421,786.08
Step by Step Solution
- Step 1: Write the proportion equation
10,997,468.20 : 15,176,107.38 = 6,102,903.88 : x - Step 2: Convert to fraction form
10,997,468.20/15,176,107.38 = 6,102,903.88/x - Step 3: Cross multiply
10,997,468.20x = 15,176,107.38 × 6,102,903.88 - Step 4: Simplify right side
10,997,468.20x = 92,618,324,612,698.64 - Step 5: Solve for x
x = 92,618,324,612,698.64/10,997,468.20 - Step 6: Final answer
x = 8,421,786.08
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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.