Finding the Fourth Proportional to 6,020,398.92, 8,308,156.12 and 3,442,133.68
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Solution
The fourth proportional to 6,020,398.92, 8,308,156.12 and 3,442,133.68 is: 4,750,147.69
Step by Step Solution
- Step 1: Write the proportion equation
6,020,398.92 : 8,308,156.12 = 3,442,133.68 : x - Step 2: Convert to fraction form
6,020,398.92/8,308,156.12 = 3,442,133.68/x - Step 3: Cross multiply
6,020,398.92x = 8,308,156.12 × 3,442,133.68 - Step 4: Simplify right side
6,020,398.92x = 28,597,783,999,350.12 - Step 5: Solve for x
x = 28,597,783,999,350.12/6,020,398.92 - Step 6: Final answer
x = 4,750,147.69
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1.5x scale
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.