Finding the Fourth Proportional to 11,352,753.80, 17,029,130.70 and 3,374,577.80
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Solution
The fourth proportional to 11,352,753.80, 17,029,130.70 and 3,374,577.80 is: 5,061,866.70
Step by Step Solution
- Step 1: Write the proportion equation
11,352,753.80 : 17,029,130.70 = 3,374,577.80 : x - Step 2: Convert to fraction form
11,352,753.80/17,029,130.70 = 3,374,577.80/x - Step 3: Cross multiply
11,352,753.80x = 17,029,130.70 × 3,374,577.80 - Step 4: Simplify right side
11,352,753.80x = 57,466,126,413,518.45 - Step 5: Solve for x
x = 57,466,126,413,518.45/11,352,753.80 - Step 6: Final answer
x = 5,061,866.70
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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.