Finding the Fourth Proportional to 13,709,791.18, 20,560,546.04 and 4,122,624.70
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Solution
The fourth proportional to 13,709,791.18, 20,560,546.04 and 4,122,624.70 is: 6,182,691.91
Step by Step Solution
- Step 1: Write the proportion equation
13,709,791.18 : 20,560,546.04 = 4,122,624.70 : x - Step 2: Convert to fraction form
13,709,791.18/20,560,546.04 = 4,122,624.70/x - Step 3: Cross multiply
13,709,791.18x = 20,560,546.04 × 4,122,624.70 - Step 4: Simplify right side
13,709,791.18x = 84,763,414,949,991.19 - Step 5: Solve for x
x = 84,763,414,949,991.19/13,709,791.18 - Step 6: Final answer
x = 6,182,691.91
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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.