Finding the Fourth Proportional to 14,372,604.63, 21,557,692.49 and 4,657,011.98
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Solution
The fourth proportional to 14,372,604.63, 21,557,692.49 and 4,657,011.98 is: 6,985,124.45
Step by Step Solution
- Step 1: Write the proportion equation
14,372,604.63 : 21,557,692.49 = 4,657,011.98 : x - Step 2: Convert to fraction form
14,372,604.63/21,557,692.49 = 4,657,011.98/x - Step 3: Cross multiply
14,372,604.63x = 21,557,692.49 × 4,657,011.98 - Step 4: Simplify right side
14,372,604.63x = 100,394,432,056,012.50 - Step 5: Solve for x
x = 100,394,432,056,012.50/14,372,604.63 - Step 6: Final answer
x = 6,985,124.45
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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.