Finding the Fourth Proportional to 11,147,503.08, 16,720,442.68 and 5,001,387.92
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Solution
The fourth proportional to 11,147,503.08, 16,720,442.68 and 5,001,387.92 is: 7,501,717.60
Step by Step Solution
- Step 1: Write the proportion equation
11,147,503.08 : 16,720,442.68 = 5,001,387.92 : x - Step 2: Convert to fraction form
11,147,503.08/16,720,442.68 = 5,001,387.92/x - Step 3: Cross multiply
11,147,503.08x = 16,720,442.68 × 5,001,387.92 - Step 4: Simplify right side
11,147,503.08x = 83,625,420,036,804.42 - Step 5: Solve for x
x = 83,625,420,036,804.42/11,147,503.08 - Step 6: Final answer
x = 7,501,717.60
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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.