Finding the Fourth Proportional to 7,127,175.04, 10,692,335.04 and 2,078,880.64
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Solution
The fourth proportional to 7,127,175.04, 10,692,335.04 and 2,078,880.64 is: 3,118,779.63
Step by Step Solution
- Step 1: Write the proportion equation
7,127,175.04 : 10,692,335.04 = 2,078,880.64 : x - Step 2: Convert to fraction form
7,127,175.04/10,692,335.04 = 2,078,880.64/x - Step 3: Cross multiply
7,127,175.04x = 10,692,335.04 × 2,078,880.64 - Step 4: Simplify right side
7,127,175.04x = 22,228,088,311,049.62 - Step 5: Solve for x
x = 22,228,088,311,049.62/7,127,175.04 - Step 6: Final answer
x = 3,118,779.63
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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.