Finding the Fourth Proportional to 9,446,846.20, 13,036,228.37 and 5,260,746.99
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Solution
The fourth proportional to 9,446,846.20, 13,036,228.37 and 5,260,746.99 is: 7,259,597.31
Step by Step Solution
- Step 1: Write the proportion equation
9,446,846.20 : 13,036,228.37 = 5,260,746.99 : x - Step 2: Convert to fraction form
9,446,846.20/13,036,228.37 = 5,260,746.99/x - Step 3: Cross multiply
9,446,846.20x = 13,036,228.37 × 5,260,746.99 - Step 4: Simplify right side
9,446,846.20x = 68,580,299,200,740.04 - Step 5: Solve for x
x = 68,580,299,200,740.04/9,446,846.20 - Step 6: Final answer
x = 7,259,597.31
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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.