Finding the Fourth Proportional to 11,864,477.08, 16,373,107.29 and 6,969,905.47
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Solution
The fourth proportional to 11,864,477.08, 16,373,107.29 and 6,969,905.47 is: 9,618,545.28
Step by Step Solution
- Step 1: Write the proportion equation
11,864,477.08 : 16,373,107.29 = 6,969,905.47 : x - Step 2: Convert to fraction form
11,864,477.08/16,373,107.29 = 6,969,905.47/x - Step 3: Cross multiply
11,864,477.08x = 16,373,107.29 × 6,969,905.47 - Step 4: Simplify right side
11,864,477.08x = 114,119,010,061,467.86 - Step 5: Solve for x
x = 114,119,010,061,467.86/11,864,477.08 - Step 6: Final answer
x = 9,618,545.28
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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.