Finding the Fourth Proportional to 10,583,525.20, 14,611,525.84 and 6,666,638.96
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Solution
The fourth proportional to 10,583,525.20, 14,611,525.84 and 6,666,638.96 is: 9,203,905.64
Step by Step Solution
- Step 1: Write the proportion equation
10,583,525.20 : 14,611,525.84 = 6,666,638.96 : x - Step 2: Convert to fraction form
10,583,525.20/14,611,525.84 = 6,666,638.96/x - Step 3: Cross multiply
10,583,525.20x = 14,611,525.84 × 6,666,638.96 - Step 4: Simplify right side
10,583,525.20x = 97,409,767,323,599.91 - Step 5: Solve for x
x = 97,409,767,323,599.91/10,583,525.20 - Step 6: Final answer
x = 9,203,905.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.