Finding the Fourth Proportional to 49,819,509.24, 68,750,952.32 and 27,793,008.56
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Solution
The fourth proportional to 49,819,509.24, 68,750,952.32 and 27,793,008.56 is: 38,354,368.32
Step by Step Solution
- Step 1: Write the proportion equation
49,819,509.24 : 68,750,952.32 = 27,793,008.56 : x - Step 2: Convert to fraction form
49,819,509.24/68,750,952.32 = 27,793,008.56/x - Step 3: Cross multiply
49,819,509.24x = 68,750,952.32 × 27,793,008.56 - Step 4: Simplify right side
49,819,509.24x = 1,910,795,806,579,272 - Step 5: Solve for x
x = 1,910,795,806,579,272/49,819,509.24 - Step 6: Final answer
x = 38,354,368.32
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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.