Finding the Fourth Proportional to 10,998,714.44, 16,497,102.53 and 4,931,817.87
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Solution
The fourth proportional to 10,998,714.44, 16,497,102.53 and 4,931,817.87 is: 7,397,292.25
Step by Step Solution
- Step 1: Write the proportion equation
10,998,714.44 : 16,497,102.53 = 4,931,817.87 : x - Step 2: Convert to fraction form
10,998,714.44/16,497,102.53 = 4,931,817.87/x - Step 3: Cross multiply
10,998,714.44x = 16,497,102.53 × 4,931,817.87 - Step 4: Simplify right side
10,998,714.44x = 81,360,705,036,017.12 - Step 5: Solve for x
x = 81,360,705,036,017.12/10,998,714.44 - Step 6: Final answer
x = 7,397,292.25
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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.