Finding the Fourth Proportional to 8,737,691.81, 13,106,526.44 and 2,347,944.23
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Solution
The fourth proportional to 8,737,691.81, 13,106,526.44 and 2,347,944.23 is: 3,521,913.32
Step by Step Solution
- Step 1: Write the proportion equation
8,737,691.81 : 13,106,526.44 = 2,347,944.23 : x - Step 2: Convert to fraction form
8,737,691.81/13,106,526.44 = 2,347,944.23/x - Step 3: Cross multiply
8,737,691.81x = 13,106,526.44 × 2,347,944.23 - Step 4: Simplify right side
8,737,691.81x = 30,773,393,151,167.04 - Step 5: Solve for x
x = 30,773,393,151,167.04/8,737,691.81 - Step 6: Final answer
x = 3,521,913.32
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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.