Finding the Fourth Proportional to 16,653,748.20, 22,975,135.08 and 11,148,896.54
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Solution
The fourth proportional to 16,653,748.20, 22,975,135.08 and 11,148,896.54 is: 15,380,765.99
Step by Step Solution
- Step 1: Write the proportion equation
16,653,748.20 : 22,975,135.08 = 11,148,896.54 : x - Step 2: Convert to fraction form
16,653,748.20/22,975,135.08 = 11,148,896.54/x - Step 3: Cross multiply
16,653,748.20x = 22,975,135.08 × 11,148,896.54 - Step 4: Simplify right side
16,653,748.20x = 256,147,403,999,444.59 - Step 5: Solve for x
x = 256,147,403,999,444.59/16,653,748.20 - Step 6: Final answer
x = 15,380,765.99
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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.