Finding the Fourth Proportional to 16,119,647.60, 24,192,690.60 and 15,993,676.40
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Solution
The fourth proportional to 16,119,647.60, 24,192,690.60 and 15,993,676.40 is: 24,003,630.50
Step by Step Solution
- Step 1: Write the proportion equation
16,119,647.60 : 24,192,690.60 = 15,993,676.40 : x - Step 2: Convert to fraction form
16,119,647.60/24,192,690.60 = 15,993,676.40/x - Step 3: Cross multiply
16,119,647.60x = 24,192,690.60 × 15,993,676.40 - Step 4: Simplify right side
16,119,647.60x = 386,930,064,701,721.88 - Step 5: Solve for x
x = 386,930,064,701,721.88/16,119,647.60 - Step 6: Final answer
x = 24,003,630.50
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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.