Finding the Fourth Proportional to 7,260,514.74, 10,890,859.62 and 2,211,868.98
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Solution
The fourth proportional to 7,260,514.74, 10,890,859.62 and 2,211,868.98 is: 3,317,830.13
Step by Step Solution
- Step 1: Write the proportion equation
7,260,514.74 : 10,890,859.62 = 2,211,868.98 : x - Step 2: Convert to fraction form
7,260,514.74/10,890,859.62 = 2,211,868.98/x - Step 3: Cross multiply
7,260,514.74x = 10,890,859.62 × 2,211,868.98 - Step 4: Simplify right side
7,260,514.74x = 24,089,154,559,012.59 - Step 5: Solve for x
x = 24,089,154,559,012.59/7,260,514.74 - Step 6: Final answer
x = 3,317,830.13
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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.