Finding the Fourth Proportional to 14,753,107.20, 22,129,660.80 and 4,656,748.80
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Solution
The fourth proportional to 14,753,107.20, 22,129,660.80 and 4,656,748.80 is: 6,985,123.20
Step by Step Solution
- Step 1: Write the proportion equation
14,753,107.20 : 22,129,660.80 = 4,656,748.80 : x - Step 2: Convert to fraction form
14,753,107.20/22,129,660.80 = 4,656,748.80/x - Step 3: Cross multiply
14,753,107.20x = 22,129,660.80 × 4,656,748.80 - Step 4: Simplify right side
14,753,107.20x = 103,052,271,374,807.05 - Step 5: Solve for x
x = 103,052,271,374,807.05/14,753,107.20 - Step 6: Final answer
x = 6,985,123.20
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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.