Finding the Fourth Proportional to 6,021,157.76, 8,308,125.80 and 3,407,649.56
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Solution
The fourth proportional to 6,021,157.76, 8,308,125.80 and 3,407,649.56 is: 4,701,949.75
Step by Step Solution
- Step 1: Write the proportion equation
6,021,157.76 : 8,308,125.80 = 3,407,649.56 : x - Step 2: Convert to fraction form
6,021,157.76/8,308,125.80 = 3,407,649.56/x - Step 3: Cross multiply
6,021,157.76x = 8,308,125.80 × 3,407,649.56 - Step 4: Simplify right side
6,021,157.76x = 28,311,181,226,794.65 - Step 5: Solve for x
x = 28,311,181,226,794.65/6,021,157.76 - Step 6: Final answer
x = 4,701,949.75
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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.