Finding the Fourth Proportional to 11,492,214.32, 15,859,364.28 and 6,335,760.44
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Solution
The fourth proportional to 11,492,214.32, 15,859,364.28 and 6,335,760.44 is: 8,743,409.23
Step by Step Solution
- Step 1: Write the proportion equation
11,492,214.32 : 15,859,364.28 = 6,335,760.44 : x - Step 2: Convert to fraction form
11,492,214.32/15,859,364.28 = 6,335,760.44/x - Step 3: Cross multiply
11,492,214.32x = 15,859,364.28 × 6,335,760.44 - Step 4: Simplify right side
11,492,214.32x = 100,481,132,808,773.08 - Step 5: Solve for x
x = 100,481,132,808,773.08/11,492,214.32 - Step 6: Final answer
x = 8,743,409.23
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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.