Finding the Fourth Proportional to 8,044,484.62, 11,104,967.15 and 4,782,355.42
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Solution
The fourth proportional to 8,044,484.62, 11,104,967.15 and 4,782,355.42 is: 6,601,777.78
Step by Step Solution
- Step 1: Write the proportion equation
8,044,484.62 : 11,104,967.15 = 4,782,355.42 : x - Step 2: Convert to fraction form
8,044,484.62/11,104,967.15 = 4,782,355.42/x - Step 3: Cross multiply
8,044,484.62x = 11,104,967.15 × 4,782,355.42 - Step 4: Simplify right side
8,044,484.62x = 53,107,899,838,724.45 - Step 5: Solve for x
x = 53,107,899,838,724.45/8,044,484.62 - Step 6: Final answer
x = 6,601,777.78
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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.