Finding the Fourth Proportional to 27,347,674.76, 37,739,485.40 and 14,958,124.14
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Solution
The fourth proportional to 27,347,674.76, 37,739,485.40 and 14,958,124.14 is: 20,642,044.07
Step by Step Solution
- Step 1: Write the proportion equation
27,347,674.76 : 37,739,485.40 = 14,958,124.14 : x - Step 2: Convert to fraction form
27,347,674.76/37,739,485.40 = 14,958,124.14/x - Step 3: Cross multiply
27,347,674.76x = 37,739,485.40 × 14,958,124.14 - Step 4: Simplify right side
27,347,674.76x = 564,511,907,518,127 - Step 5: Solve for x
x = 564,511,907,518,127/27,347,674.76 - Step 6: Final answer
x = 20,642,044.07
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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.