Finding the Fourth Proportional to 7,542,202.08, 11,308,434.72 and 3,227,068.32
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Solution
The fourth proportional to 7,542,202.08, 11,308,434.72 and 3,227,068.32 is: 4,838,519.45
Step by Step Solution
- Step 1: Write the proportion equation
7,542,202.08 : 11,308,434.72 = 3,227,068.32 : x - Step 2: Convert to fraction form
7,542,202.08/11,308,434.72 = 3,227,068.32/x - Step 3: Cross multiply
7,542,202.08x = 11,308,434.72 × 3,227,068.32 - Step 4: Simplify right side
7,542,202.08x = 36,493,091,433,700.07 - Step 5: Solve for x
x = 36,493,091,433,700.07/7,542,202.08 - Step 6: Final answer
x = 4,838,519.45
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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.