Finding the Fourth Proportional to 14,367,992.20, 21,555,098.70 and 4,271,633.80
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Solution
The fourth proportional to 14,367,992.20, 21,555,098.70 and 4,271,633.80 is: 6,408,375.43
Step by Step Solution
- Step 1: Write the proportion equation
14,367,992.20 : 21,555,098.70 = 4,271,633.80 : x - Step 2: Convert to fraction form
14,367,992.20/21,555,098.70 = 4,271,633.80/x - Step 3: Cross multiply
14,367,992.20x = 21,555,098.70 × 4,271,633.80 - Step 4: Simplify right side
14,367,992.20x = 92,075,488,169,256.05 - Step 5: Solve for x
x = 92,075,488,169,256.05/14,367,992.20 - Step 6: Final answer
x = 6,408,375.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.