Finding the Fourth Proportional to 7,484,023.48, 11,221,208.69 and 2,935,532.09
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Solution
The fourth proportional to 7,484,023.48, 11,221,208.69 and 2,935,532.09 is: 4,401,404.98
Step by Step Solution
- Step 1: Write the proportion equation
7,484,023.48 : 11,221,208.69 = 2,935,532.09 : x - Step 2: Convert to fraction form
7,484,023.48/11,221,208.69 = 2,935,532.09/x - Step 3: Cross multiply
7,484,023.48x = 11,221,208.69 × 2,935,532.09 - Step 4: Simplify right side
7,484,023.48x = 32,940,218,198,081.86 - Step 5: Solve for x
x = 32,940,218,198,081.86/7,484,023.48 - Step 6: Final answer
x = 4,401,404.98
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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.