Finding the Fourth Proportional to 16,263,239.70, 22,439,507.04 and 9,734,388.60
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Solution
The fourth proportional to 16,263,239.70, 22,439,507.04 and 9,734,388.60 is: 13,431,203.47
Step by Step Solution
- Step 1: Write the proportion equation
16,263,239.70 : 22,439,507.04 = 9,734,388.60 : x - Step 2: Convert to fraction form
16,263,239.70/22,439,507.04 = 9,734,388.60/x - Step 3: Cross multiply
16,263,239.70x = 22,439,507.04 × 9,734,388.60 - Step 4: Simplify right side
16,263,239.70x = 218,434,881,519,795.72 - Step 5: Solve for x
x = 218,434,881,519,795.72/16,263,239.70 - Step 6: Final answer
x = 13,431,203.47
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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.