Finding the Fourth Proportional to 7,349,149.82, 11,023,011.92 and 2,231,624.10
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Solution
The fourth proportional to 7,349,149.82, 11,023,011.92 and 2,231,624.10 is: 3,347,219.70
Step by Step Solution
- Step 1: Write the proportion equation
7,349,149.82 : 11,023,011.92 = 2,231,624.10 : x - Step 2: Convert to fraction form
7,349,149.82/11,023,011.92 = 2,231,624.10/x - Step 3: Cross multiply
7,349,149.82x = 11,023,011.92 × 2,231,624.10 - Step 4: Simplify right side
7,349,149.82x = 24,599,219,055,259.27 - Step 5: Solve for x
x = 24,599,219,055,259.27/7,349,149.82 - Step 6: Final answer
x = 3,347,219.70
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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.