Finding the Fourth Proportional to 8,272,231.36, 11,415,515.42 and 4,601,069.08
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Solution
The fourth proportional to 8,272,231.36, 11,415,515.42 and 4,601,069.08 is: 6,349,384.19
Step by Step Solution
- Step 1: Write the proportion equation
8,272,231.36 : 11,415,515.42 = 4,601,069.08 : x - Step 2: Convert to fraction form
8,272,231.36/11,415,515.42 = 4,601,069.08/x - Step 3: Cross multiply
8,272,231.36x = 11,415,515.42 × 4,601,069.08 - Step 4: Simplify right side
8,272,231.36x = 52,523,575,031,225.21 - Step 5: Solve for x
x = 52,523,575,031,225.21/8,272,231.36 - Step 6: Final answer
x = 6,349,384.19
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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.