Finding the Fourth Proportional to 16,363,979.34, 24,545,968.75 and 15,545,713.29
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Solution
The fourth proportional to 16,363,979.34, 24,545,968.75 and 15,545,713.29 is: 23,318,569.69
Step by Step Solution
- Step 1: Write the proportion equation
16,363,979.34 : 24,545,968.75 = 15,545,713.29 : x - Step 2: Convert to fraction form
16,363,979.34/24,545,968.75 = 15,545,713.29/x - Step 3: Cross multiply
16,363,979.34x = 24,545,968.75 × 15,545,713.29 - Step 4: Simplify right side
16,363,979.34x = 381,584,592,540,184.44 - Step 5: Solve for x
x = 381,584,592,540,184.44/16,363,979.34 - Step 6: Final answer
x = 23,318,569.69
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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.