Finding the Fourth Proportional to 7,464,554.42, 11,198,608.50 and 2,415,864.92
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Solution
The fourth proportional to 7,464,554.42, 11,198,608.50 and 2,415,864.92 is: 3,624,372.45
Step by Step Solution
- Step 1: Write the proportion equation
7,464,554.42 : 11,198,608.50 = 2,415,864.92 : x - Step 2: Convert to fraction form
7,464,554.42/11,198,608.50 = 2,415,864.92/x - Step 3: Cross multiply
7,464,554.42x = 11,198,608.50 × 2,415,864.92 - Step 4: Simplify right side
7,464,554.42x = 27,054,325,427,963.82 - Step 5: Solve for x
x = 27,054,325,427,963.82/7,464,554.42 - Step 6: Final answer
x = 3,624,372.45
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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.