Finding the Fourth Proportional to 5,905,929.68, 8,150,217.80 and 3,426,626.62
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Solution
The fourth proportional to 5,905,929.68, 8,150,217.80 and 3,426,626.62 is: 4,728,764.95
Step by Step Solution
- Step 1: Write the proportion equation
5,905,929.68 : 8,150,217.80 = 3,426,626.62 : x - Step 2: Convert to fraction form
5,905,929.68/8,150,217.80 = 3,426,626.62/x - Step 3: Cross multiply
5,905,929.68x = 8,150,217.80 × 3,426,626.62 - Step 4: Simplify right side
5,905,929.68x = 27,927,753,272,277.84 - Step 5: Solve for x
x = 27,927,753,272,277.84/5,905,929.68 - Step 6: Final answer
x = 4,728,764.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.