Finding the Fourth Proportional to 11,416,911.96, 17,124,474.42 and 3,219,223.08
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Solution
The fourth proportional to 11,416,911.96, 17,124,474.42 and 3,219,223.08 is: 4,828,582.67
Step by Step Solution
- Step 1: Write the proportion equation
11,416,911.96 : 17,124,474.42 = 3,219,223.08 : x - Step 2: Convert to fraction form
11,416,911.96/17,124,474.42 = 3,219,223.08/x - Step 3: Cross multiply
11,416,911.96x = 17,124,474.42 × 3,219,223.08 - Step 4: Simplify right side
11,416,911.96x = 55,127,503,285,733.62 - Step 5: Solve for x
x = 55,127,503,285,733.62/11,416,911.96 - Step 6: Final answer
x = 4,828,582.67
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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.