Finding the Fourth Proportional to 10,381,151.63, 15,573,216.43 and 3,193,291.82
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Solution
The fourth proportional to 10,381,151.63, 15,573,216.43 and 3,193,291.82 is: 4,790,395.75
Step by Step Solution
- Step 1: Write the proportion equation
10,381,151.63 : 15,573,216.43 = 3,193,291.82 : x - Step 2: Convert to fraction form
10,381,151.63/15,573,216.43 = 3,193,291.82/x - Step 3: Cross multiply
10,381,151.63x = 15,573,216.43 × 3,193,291.82 - Step 4: Simplify right side
10,381,151.63x = 49,729,824,679,933.26 - Step 5: Solve for x
x = 49,729,824,679,933.26/10,381,151.63 - Step 6: Final answer
x = 4,790,395.75
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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.