Finding the Fourth Proportional to 7,336,426.95, 11,006,608.73 and 6,543,202.05
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Solution
The fourth proportional to 7,336,426.95, 11,006,608.73 and 6,543,202.05 is: 9,816,558.56
Step by Step Solution
- Step 1: Write the proportion equation
7,336,426.95 : 11,006,608.73 = 6,543,202.05 : x - Step 2: Convert to fraction form
7,336,426.95/11,006,608.73 = 6,543,202.05/x - Step 3: Cross multiply
7,336,426.95x = 11,006,608.73 × 6,543,202.05 - Step 4: Simplify right side
7,336,426.95x = 72,018,464,772,967.88 - Step 5: Solve for x
x = 72,018,464,772,967.88/7,336,426.95 - Step 6: Final answer
x = 9,816,558.56
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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.