Finding the Fourth Proportional to 7,470,802.60, 11,207,586.30 and 2,422,277.80
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Solution
The fourth proportional to 7,470,802.60, 11,207,586.30 and 2,422,277.80 is: 3,633,864.92
Step by Step Solution
- Step 1: Write the proportion equation
7,470,802.60 : 11,207,586.30 = 2,422,277.80 : x - Step 2: Convert to fraction form
7,470,802.60/11,207,586.30 = 2,422,277.80/x - Step 3: Cross multiply
7,470,802.60x = 11,207,586.30 × 2,422,277.80 - Step 4: Simplify right side
7,470,802.60x = 27,147,887,486,074.14 - Step 5: Solve for x
x = 27,147,887,486,074.14/7,470,802.60 - Step 6: Final answer
x = 3,633,864.92
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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.