Finding the Fourth Proportional to 8,454,171.84, 12,664,461.60 and 4,658,239.68
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Solution
The fourth proportional to 8,454,171.84, 12,664,461.60 and 4,658,239.68 is: 6,978,104.85
Step by Step Solution
- Step 1: Write the proportion equation
8,454,171.84 : 12,664,461.60 = 4,658,239.68 : x - Step 2: Convert to fraction form
8,454,171.84/12,664,461.60 = 4,658,239.68/x - Step 3: Cross multiply
8,454,171.84x = 12,664,461.60 × 4,658,239.68 - Step 4: Simplify right side
8,454,171.84x = 58,994,097,550,956.28 - Step 5: Solve for x
x = 58,994,097,550,956.28/8,454,171.84 - Step 6: Final answer
x = 6,978,104.85
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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.