Finding the Fourth Proportional to 8,458,248.16, 12,687,262.20 and 2,068,555.84
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Solution
The fourth proportional to 8,458,248.16, 12,687,262.20 and 2,068,555.84 is: 3,102,806.85
Step by Step Solution
- Step 1: Write the proportion equation
8,458,248.16 : 12,687,262.20 = 2,068,555.84 : x - Step 2: Convert to fraction form
8,458,248.16/12,687,262.20 = 2,068,555.84/x - Step 3: Cross multiply
8,458,248.16x = 12,687,262.20 × 2,068,555.84 - Step 4: Simplify right side
8,458,248.16x = 26,244,310,317,421.25 - Step 5: Solve for x
x = 26,244,310,317,421.25/8,458,248.16 - Step 6: Final answer
x = 3,102,806.85
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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.