Finding the Fourth Proportional to 8,995,633.06, 13,493,438.65 and 2,930,354.88
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Solution
The fourth proportional to 8,995,633.06, 13,493,438.65 and 2,930,354.88 is: 4,395,528.75
Step by Step Solution
- Step 1: Write the proportion equation
8,995,633.06 : 13,493,438.65 = 2,930,354.88 : x - Step 2: Convert to fraction form
8,995,633.06/13,493,438.65 = 2,930,354.88/x - Step 3: Cross multiply
8,995,633.06x = 13,493,438.65 × 2,930,354.88 - Step 4: Simplify right side
8,995,633.06x = 39,540,563,781,356.34 - Step 5: Solve for x
x = 39,540,563,781,356.34/8,995,633.06 - Step 6: Final answer
x = 4,395,528.75
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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.