Finding the Fourth Proportional to 14,614,811.20, 21,925,327.20 and 4,518,452.80
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Solution
The fourth proportional to 14,614,811.20, 21,925,327.20 and 4,518,452.80 is: 6,778,640.84
Step by Step Solution
- Step 1: Write the proportion equation
14,614,811.20 : 21,925,327.20 = 4,518,452.80 : x - Step 2: Convert to fraction form
14,614,811.20/21,925,327.20 = 4,518,452.80/x - Step 3: Cross multiply
14,614,811.20x = 21,925,327.20 × 4,518,452.80 - Step 4: Simplify right side
14,614,811.20x = 99,068,556,077,756.16 - Step 5: Solve for x
x = 99,068,556,077,756.16/14,614,811.20 - Step 6: Final answer
x = 6,778,640.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.