Finding the Fourth Proportional to 6,020,394.92, 8,308,150.60 and 3,442,129.68
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Solution
The fourth proportional to 6,020,394.92, 8,308,150.60 and 3,442,129.68 is: 4,750,142.17
Step by Step Solution
- Step 1: Write the proportion equation
6,020,394.92 : 8,308,150.60 = 3,442,129.68 : x - Step 2: Convert to fraction form
6,020,394.92/8,308,150.60 = 3,442,129.68/x - Step 3: Cross multiply
6,020,394.92x = 8,308,150.60 × 3,442,129.68 - Step 4: Simplify right side
6,020,394.92x = 28,597,731,766,169.81 - Step 5: Solve for x
x = 28,597,731,766,169.81/6,020,394.92 - Step 6: Final answer
x = 4,750,142.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.