Finding the Fourth Proportional to 7,362,071.91, 11,044,305.08 and 2,175,207.75
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Solution
The fourth proportional to 7,362,071.91, 11,044,305.08 and 2,175,207.75 is: 3,263,165.36
Step by Step Solution
- Step 1: Write the proportion equation
7,362,071.91 : 11,044,305.08 = 2,175,207.75 : x - Step 2: Convert to fraction form
7,362,071.91/11,044,305.08 = 2,175,207.75/x - Step 3: Cross multiply
7,362,071.91x = 11,044,305.08 × 2,175,207.75 - Step 4: Simplify right side
7,362,071.91x = 24,023,658,000,661.36 - Step 5: Solve for x
x = 24,023,658,000,661.36/7,362,071.91 - Step 6: Final answer
x = 3,263,165.36
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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.