Finding the Fourth Proportional to 16,169,189.49, 24,252,417.95 and 5,239,147.77
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Solution
The fourth proportional to 16,169,189.49, 24,252,417.95 and 5,239,147.77 is: 7,858,278.95
Step by Step Solution
- Step 1: Write the proportion equation
16,169,189.49 : 24,252,417.95 = 5,239,147.77 : x - Step 2: Convert to fraction form
16,169,189.49/24,252,417.95 = 5,239,147.77/x - Step 3: Cross multiply
16,169,189.49x = 24,252,417.95 × 5,239,147.77 - Step 4: Simplify right side
16,169,189.49x = 127,062,001,393,654.72 - Step 5: Solve for x
x = 127,062,001,393,654.72/16,169,189.49 - Step 6: Final answer
x = 7,858,278.95
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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.