Finding the Fourth Proportional to 16,975,531.60, 25,425,972.60 and 14,736,043.60
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Solution
The fourth proportional to 16,975,531.60, 25,425,972.60 and 14,736,043.60 is: 22,071,664.65
Step by Step Solution
- Step 1: Write the proportion equation
16,975,531.60 : 25,425,972.60 = 14,736,043.60 : x - Step 2: Convert to fraction form
16,975,531.60/25,425,972.60 = 14,736,043.60/x - Step 3: Cross multiply
16,975,531.60x = 25,425,972.60 × 14,736,043.60 - Step 4: Simplify right side
16,975,531.60x = 374,678,240,806,005.38 - Step 5: Solve for x
x = 374,678,240,806,005.38/16,975,531.60 - Step 6: Final answer
x = 22,071,664.65
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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.