Finding the Fourth Proportional to 8,247,714.64, 12,373,351.63 and 2,489,970.58
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Solution
The fourth proportional to 8,247,714.64, 12,373,351.63 and 2,489,970.58 is: 3,735,493.15
Step by Step Solution
- Step 1: Write the proportion equation
8,247,714.64 : 12,373,351.63 = 2,489,970.58 : x - Step 2: Convert to fraction form
8,247,714.64/12,373,351.63 = 2,489,970.58/x - Step 3: Cross multiply
8,247,714.64x = 12,373,351.63 × 2,489,970.58 - Step 4: Simplify right side
8,247,714.64x = 30,809,281,497,536.74 - Step 5: Solve for x
x = 30,809,281,497,536.74/8,247,714.64 - Step 6: Final answer
x = 3,735,493.15
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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.