Finding the Fourth Proportional to 10,361,378.05, 15,542,067.08 and 6,563,579.65
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Solution
The fourth proportional to 10,361,378.05, 15,542,067.08 and 6,563,579.65 is: 9,845,369.48
Step by Step Solution
- Step 1: Write the proportion equation
10,361,378.05 : 15,542,067.08 = 6,563,579.65 : x - Step 2: Convert to fraction form
10,361,378.05/15,542,067.08 = 6,563,579.65/x - Step 3: Cross multiply
10,361,378.05x = 15,542,067.08 × 6,563,579.65 - Step 4: Simplify right side
10,361,378.05x = 102,011,595,205,222.92 - Step 5: Solve for x
x = 102,011,595,205,222.92/10,361,378.05 - Step 6: Final answer
x = 9,845,369.48
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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.