Finding the Fourth Proportional to 10,930,249.70, 16,395,374.55 and 4,537,211.30
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Solution
The fourth proportional to 10,930,249.70, 16,395,374.55 and 4,537,211.30 is: 6,805,816.95
Step by Step Solution
- Step 1: Write the proportion equation
10,930,249.70 : 16,395,374.55 = 4,537,211.30 : x - Step 2: Convert to fraction form
10,930,249.70/16,395,374.55 = 4,537,211.30/x - Step 3: Cross multiply
10,930,249.70x = 16,395,374.55 × 4,537,211.30 - Step 4: Simplify right side
10,930,249.70x = 74,389,278,675,992.42 - Step 5: Solve for x
x = 74,389,278,675,992.42/10,930,249.70 - Step 6: Final answer
x = 6,805,816.95
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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.