Finding the Fourth Proportional to 16,347,761.92, 24,521,642.88 and 4,988,270.08
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Solution
The fourth proportional to 16,347,761.92, 24,521,642.88 and 4,988,270.08 is: 7,482,405.12
Step by Step Solution
- Step 1: Write the proportion equation
16,347,761.92 : 24,521,642.88 = 4,988,270.08 : x - Step 2: Convert to fraction form
16,347,761.92/24,521,642.88 = 4,988,270.08/x - Step 3: Cross multiply
16,347,761.92x = 24,521,642.88 × 4,988,270.08 - Step 4: Simplify right side
16,347,761.92x = 122,320,577,490,749.03 - Step 5: Solve for x
x = 122,320,577,490,749.03/16,347,761.92 - Step 6: Final answer
x = 7,482,405.12
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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.